Non-cash payments Number of Common Stock Repurchased, Not Retired Number of Common Stock Repurchased, Not Retired Number of Common Stock Repurchased, Not Retired Common Stock Issuable Upon Conversion Issuance of Restricted Common Stock Upon Early Exercise of Stock Options, Share Issuance of Restricted Common Stock Upon Early Exercise of Stock Options, Share Issuance of Restricted Common Stock Upon Early Exercise of Stock Options Issuance of Restricted Common Stock Upon Early Exercise of Stock Options Stockholders' Equity Note, Stock Split Amount paid for services Due from related parties Due to related parties Purchase price of shares Number of shares issued Amount Paid For Services Amount paid for services Due from Related Parties, Total Due from Related Parties Due to Related Parties, Total Due to Related Parties Sale of Stock, Consideration Received on Transaction Sale of Stock, Number of Shares Issued in Transaction Payments of initial public offering costs Non-cash payments Non cash payments Non cash payments Payments of Initial Public Offering Costs Payments of Initial Public Offering Costs Preferred Stock [Member] Prepaid compensation and related expenses Prepaid Compensation And Related Expenses Prepaid compensation and related expenses License and Collaboration Agreements Additional Paid in Capital, Common Stock, Ending Balance Additional Paid in Capital, Common Stock, Beginning Balance Preferred Stock, Shares Outstanding, Ending Balance Preferred Stock, Shares Outstanding, Beginning Balance Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total Increase (Decrease) in Accounts Payable, Total Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Total Cash and Cash Equivalents, at Carrying Value, Ending Balance Cash and Cash Equivalents, at Carrying Value, Beginning Balance Cash and Cash Equivalents, at Carrying Value, Total Increase (Decrease) in Accrued Liabilities, Total Preferred Stock, Shares Issued, Total Retained Earnings (Accumulated Deficit), Ending Balance Retained Earnings (Accumulated Deficit), Beginning Balance Retained Earnings (Accumulated Deficit), Total Common Stock, Shares, Outstanding, Ending Balance Common Stock, Shares, Outstanding, Beginning Balance Share-based Payment Arrangement, Noncash Expense, Total Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total Number of common stock repurchased, retired and redesignated Number of Common Stock Repurchased, Retired and Redesignated Number of Common Stock Repurchased, Retired and Redesignated Convertible preferred stock, liquidation preference Convertible preferred stock, shares outstanding Convertible preferred stock, shares issued Convertible preferred stock, shares authorized Convertible preferred stock, par value (in dollars per share) Temporary Equity, Liquidation Preference Temporary Equity, Shares Outstanding Temporary Equity, Shares Issued Temporary Equity, Shares Authorized Temporary Equity, Par or Stated Value Per Share Accrued Expenses Amount Paid As Pre Paid Funding For Research Plan Amount Paid As Pre Paid Funding For Research Plan Amount Paid As Pre Paid Funding For Research Plan Common stock, option Exercised Common stock, option Exercised Number of increased common shares issued Number of common shares issued, Increased Increased number of common shares issued. Income Tax Expense (Benefit), Total Preferred Stock, Value, Issued, Ending Balance Preferred Stock, Value, Issued, Beginning Balance Preferred Stock, Value, Issued, Total Operating Income (Loss), Total Accounts Payable, Current, Total Common Stock, Shares, Issued, Total Research and Development Expense, Total Common Stock, Value, Issued, Ending Balance Common Stock, Value, Issued, Beginning Balance Common Stock, Value, Issued, Total Increase (Decrease) in Prepaid Expense and Other Assets, Total Treasury Stock, Shares, Total Assets Assets Current [Abstract] Current assets: Cash And Cash Equivalents At Carrying Value Cash and cash equivalents Prepaid Expense And Other Assets Current Prepaid expenses and other current assets Prepaid expenses and other current assets Assets Current Total current assets Assets Total assets Liabilities And Stockholders Equity [Abstract] Liabilities, Convertible Preferred Stock and Stockholders’ Deficit Liabilities Current [Abstract] Current liabilities: Accounts Payable Current Accounts payable Accrued Liabilities Current Accrued expenses Liabilities Current Total current liabilities Liabilities Total liabilities Commitments And Contingencies Commitments and contingencies (Note 7) Convertible Preferred Stock Nonredeemable Or Redeemable Issuer Option Value Convertible preferred stock (Series A, B, and C) $0.0001 par value; 16,944,484 shares authorized, issued, and outstanding at June 30, 2021; 12,647,934 shares authorized, issued, and outstanding at December 31, 2020; Aggregate liquidation preference of $505,399 at June 30, 2021 Stockholders Equity [Abstract] Stockholders’ deficit: Common Stock Value Common stock, $0.0001 par value; 150,000,000 shares authorized at June 30, 2021 and December 31, 2020, respectively; 5,599,240 shares issued and outstanding at June 30, 2021; 28,193,240 shares issued and 5,593,240 shares outstanding as of December 31, 2020 Treasury Stock Value Treasury stock Treasury stock Treasury stock, at cost Additional Paid In Capital Common Stock Additional paid-in capital Retained Earnings Accumulated Deficit Accumulated deficit Accumulated Deficit Stockholders Equity Balances Balances Total stockholders’ deficit Liabilities And Stockholders Equity Total liabilities, convertible preferred stock and stockholders’ deficit Statement [Table] Statement [Table] Statement Class Of Stock [Axis] Class of Stock Class Of Stock [Domain] Class of Stock Convertible Preferred Stock [Member] Convertible Preferred Stock [Member] Statement [Line Items] Statement [Line Items] Preferred Stock Par Or Stated Value Per Share Preferred stock par value (in dollars per share) Preferred Stock Shares Authorized Preferred stock, shares authorized (in shares) Preferred Stock Shares Issued Preferred stock, shares issued (in shares) Preferred Stock Shares Outstanding Preferred stock, shares outstanding (in shares) Preferred Stock Liquidation Preference Value Preferred stock, liquidation preference value APIC, Share-based Payment Arrangement, Increase for Cost Recognition, Total Common Stock Par Or Stated Value Per Share Common stock, par value (in dollars per share) Common Stock Shares Authorized Common stock, shares authorized (in shares) Common Stock Shares Issued Common stock, shares issued (in shares) Common Stock Shares Outstanding Common stock, shares outstanding (in shares) Acquired in-process research and development. Acquired In Process Research And Development Acquired in-process research and development(2) Statement Of Income And Comprehensive Income [Abstract] Other Accrued Liabilities Current And Noncurrent Other Accrued Liabilities Current And Noncurrent Preferred Stock, Fair Value. Preferred Stock Fair Value Shares issued, Fair value Potential milestone payment. Potential Milestone Payment Potential milestone payment Related Party Transactions By Related Party [Axis] Related Party Related Party [Domain] Related Party Adimab Assignment Agreement. Adimab Assignment Agreement [Member] Adimab Assignment Agreement [Member] Series A Preferred Stock [Member] Series A Preferred Stock [Member] Product Or Service [Axis] Product and Service Products And Services [Domain] Product and Service First Product. First Product [Member] First Product [Member] Second Product. Second Product [Member] Second Product [Member] Range [Axis] Statistical Measurement Range [Member] Statistical Measurement Maximum [Member] Maximum [Member] Minimum [Member] Minimum [Member] Adimab Collaboration Agreement. Adimab Collaboration Agreement [Member] Adimab Collaboration Agreement [Member] Research development and regulatory milestone. Research Development And Regulatory Milestone [Member] Research Development And Regulatory Milestone WuXi Cell Line License Agreement. Wu Xi Cell Line License Agreement [Member] Cell Line License Agreement [Member] Stock Repurchased During Period Shares Shares repurchased Stock Repurchased During Period Value Shares repurchased, Fair value Milestone payment. Milestone Payment Milestone payment Research And Development In Process Research and development in process Royalty, Percentage of Sublicense Consideration. Royalty Percentage Of Sublicense Consideration Royalty percentage of sublicense consideration Acquired in-process research and development expense. Acquired In Process Research And Development Expense Acquired IPR&D expense Sale Of Stock Price Per Share Sale of stock, price per share Quarterly Fee. Quarterly Fee Quarterly fee Delivery Fee. Delivery Fee Delivery fee Completion Fee. Completion Fee Completion fee Exercise Fee. Exercise Fee Exercise fee Convertible preferred stock shares reserved for future issuance Stockholders Equity Note Stock Split Conversion Ratio1 Stockholders' equity note, stock split, conversion ratio Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Equity incentive plan. Equity Incentive Plan [Member] 2020 Equity Incentive Plan Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized Number of shares of common stock authorised for issuance Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant Shares available for future issuance Share based compensation arrangement by share based payment award options exercise price percentage of fair value of common stock. Share Based Compensation Arrangement By Share Based Payment Award Options Exercise Price Percentage Of Fair Value Of Common Stock Grant exercise price, percentage of estimated fair value of common stock on date of grant (not less than) share based compensation arrangement by share based payment award percentage of voting interests threshold. Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Voting Interests Threshold Combined voting power on all classes of stock threshold Share based compensation arrangement by share based payment award vesting number of quarterly installment. Share Based Compensation Arrangement By Share Based Payment Award Vesting Number Of Quarterly Installment Number of quarterly installments for vesting Share based compensation arrangement by share based payment award vesting number of quarterly installment succeeding period. Share Based Compensation Arrangement By Share Based Payment Award Vesting Number Of Quarterly Installment Succeeding Period Number of quarterly installments for vesting succeeding period Sharebased Compensation Arrangement By Sharebased Payment Award Award Vesting Rights Percentage Percentage of options vesting Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period Share-based payment award, expiration period Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 Award vesting period Award Type [Axis] Award Type Share Based Compensation Arrangements By Share Based Payment Award Award Type And Plan Name [Domain] Award Type Employee Stock Option [Member] Stock Options [Member] Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value Fair value of common stock Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 Expected term (in years) Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Expected volatility Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Risk-free interest rate Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate Expected dividend yield Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number Ending Balance Beginning Balance Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross Granted Stock Issued During Period Shares Stock Options Exercised Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period Forfeited Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number Vested and expected to vest at June 30, 2021 Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number Options exercisable at June 30, 2021 Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Ending Balance Beginning Balance Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price Granted Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price Selling, General and Administrative Expense, Total Treasury Stock, Value, Total Accrued Liabilities, Current, Total Entity Central Index Key Entity Central Index Key Cover [Abstract] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Trading Symbol Trading Symbol Entity Registrant Name Entity Registrant Name Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Ex Transition Period Entity Ex Transition Period Entity Common Stock Shares Outstanding Entity Common Stock, Shares Outstanding Entity Current Reporting Status Entity Current Reporting Status Entity Shell Company Entity Shell Company Entity Bankruptcy Proceedings Reporting Current Entity Bankruptcy Proceedings, Reporting Current Entity File Number Entity File Number Entity Tax Identification Number Entity Tax Identification Number Entity Address Address Line1 Entity Address, Address Line One Entity Address Address Line2 Entity Address, Address Line Two Entity Address Address Line3 Entity Address, Address Line Three Entity Address City Or Town Entity Address, City or Town Entity Address State Or Province Entity Address, State or Province Entity Address Postal Zip Code Entity Address, Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Entity Interactive Data Current Entity Interactive Data Current Security12b Title Title of 12(b) Security Security Exchange Name Security Exchange Name Entity Incorporation State Country Code Entity Incorporation, State or Country Code Document Quarterly Report Document Quarterly Report Document Transition Report Document Transition Report Deferred offering costs noncurrent. Deferred Offering Costs Noncurrent Deferred offering costs Early-exercise liability. Early Exercise Liability Early-exercise liability Statement Of Financial Position [Abstract] Assets [Abstract] Exercised Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price Forfeited Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price Vested and expected to vest at June 30, 2021 Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price Options exercisable at June 30, 2021 Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 Weighted Average Remaining Contractual Term Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1 Weighted Average Remaining Contractual Term, Vested and Expected to vest Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 Weighted Average Remaining Contractual Term, Exercisable Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value Aggregate Intrinsic Value, Outstanding Aggregate Intrinsic Value, Outstanding Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value Aggregate Intrinsic Value, Vested and Expected to vest Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 Aggregate Intrinsic Value, Exercisable Share based compensation arrangement by share based payment award equity instruments other than options repurchased in period. Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Repurchased In Period Repurchased Repurchased Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number Ending Balance Beginning Balance Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Issued Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Vested Vested Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Stock Options Liability for unvested shares Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Table] Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Table] Income Statement Location [Axis] Income Statement Location Income Statement Location [Domain] Income Statement Location Research And Development Expense [Member] Research and Development [Member] General And Administrative Expense [Member] Selling, General and Administrative [Member] Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] Allocated Share Based Compensation Expense Stock based compensation expense Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Unrecognized stock based compensation expense Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 Unrecognized stock based compensation expense, Weighted average recognition period Income Tax Expense Benefit Income tax expense (benefit) Defined Contribution Plan [Table] Defined Contribution Plan [Table] Retirement Plan Name [Axis] Retirement Plan Name Retirement Plan Name [Domain] Retirement Plan Name Four Hundred One K Plan Member Four Hundred One K Plan [Member] 401(k) Plan Defined Contribution Plan Disclosure [Line Items] Defined Contribution Plan Disclosure [Line Items] Defined Contribution Plan Employers Matching Contribution Annual Vesting Percentage Percentage of eligible participants of non-elective contributions Operating Expenses [Abstract] Operating expenses: Research And Development Expense Research and development(1) Selling General And Administrative Expense Selling, general and administrative Operating Expenses Total operating expenses Operating Income Loss Loss from operations Nonoperating Income Expense [Abstract] Other income (expense): Investment Income Interest Interest income Other Nonoperating Gains Losses Other expense Nonoperating Income Expense Total other income (expense), net Net Income Loss Net loss Treasury Stock [Member] Treasury Stock [Member] Additional Paid In Capital [Member] Additional Paid-in Capital [Member] Retained Earnings [Member] Accumulated Deficit [Member] Shares Outstanding Balances, shares Balances, shares Treasury Stock Shares Treasury stock, shares Treasury stock, shares Temporary Equity Stock Issued During Period Value New Issues Issuance of Series C convertible preferred stock, net of issuance costs of $337 Stock Issued During Period Value New Issues Issuance of common stock Stock Issued During Period Shares New Issues Issuance of common stock, shares Stock Issued During Period Value Stock Options Exercised Vesting of restricted common stock from early-exercised options Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value Stock-based compensation expense Treasury Stock Retired Par Value Method Amount Retirement of treasury shares Treasury Stock Shares Retired Retirement of treasury shares, shares Net issuance cost of convertible preferred stock. Net Issuance Cost Of Convertible Preferred Stock Series C convertible preferred stock, net of issuance costs Deferred offering and issuance costs included in accounts payable and accrued expenses. Deferred Offering And Issuance Costs Included In Accounts Payable And Accrued Expenses Deferred offering & issuance costs included in accounts payable and accrued expenses Statement Of Cash Flows [Abstract] Net Cash Provided By Used In Operating Activities [Abstract] Cash flows from operating activities: Profit Loss Net loss Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Adjustments to reconcile net loss to net cash used in operating activities: Share Based Compensation Stock-based compensation expense Increase Decrease In Operating Capital [Abstract] Changes in operating assets and liabilities: Increase Decrease In Prepaid Deferred Expense And Other Assets Prepaid expenses and other current assets Increase Decrease In Accounts Payable Accounts payable Increase Decrease In Accrued Liabilities Accrued expenses Net Cash Provided By Used In Operating Activities Net cash used in operating activities Net Cash Provided By Used In Financing Activities [Abstract] Cash flows from financing activities: Proceeds From Issuance Of Convertible Preferred Stock Proceeds from issuance of convertible preferred stock, net of issuance costs Net Cash Provided By Used In Financing Activities Net cash provided by financing activities Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect Net increase in cash and cash equivalents Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Cash and cash equivalents at end of period Cash and cash equivalents at beginning of period Noncash Investing And Financing Items [Abstract] Payments to Acquire Royalty. Payments To Acquire Royalty Payments to acquire royalty Royalty Based on Net Sales of Licensed Products, Percentage. Royalty Based On Net Sales Of Licensed Products Percentage Royalty Based on Net Sales of Licensed Products, Percentage Accrued Upfront Fee. Accrued Upfront Fee Accrued Upfront Fee Royalty Expense Royalty expense Related Party Transaction [Axis] Related Party Transaction Related Party Transaction [Domain] Related Party Transaction Series B Preferred Stock [Member] Series B Preferred Stock [Member] Series C Preferred Stock [Member] Series C Preferred Stock [Member] Proceeds From Issuance Of Preferred Stock And Preference Stock Proceeds from issuance of preferred stock Preferred stock original issue and conversion price per share. Preferred Stock Original Issue And Conversion Price Per Share Preferred stock original issue and conversion price, per share Preferred Stock Value Carrying Value Conversion Of Stock Shares Converted1 Convertible preferred stock outstanding converted into common stock Preferred Stock, Fair Value. Common Stock Fair Value Common stock, fair value Plan Name [Axis] Plan Name Plan Name [Domain] Plan Name Two Thousand Twenty Equity Incentive Plan Member Two Thousand Twenty Equity Incentive Plan [Member] 2020 Equity Incentive Plan [Member] Share Price Repurchased common stock, per share Convertible Preferred Stock Shares Reserved For Future Issuance Supplemental disclosure of non-cash financing activities: Organization Consolidation And Presentation Of Financial Statements [Abstract] Organization Consolidation And Presentation Of Financial Statements Disclosure [Text Block] Nature of the Business and Basis of Presentation Accounting Policies [Abstract] Significant Accounting Policies [Text Block] Summary of Significant Accounting Policies Fair Value Disclosures [Abstract] Fair Value Disclosures [Text Block] Fair Value Measurements The entire disclosure for prepaid expenses and other current assets. Prepaid Expenses Other Current Assets [Text Block] Prepaid Expenses and Other Current Assets Accrued Liabilities Current And Noncurrent [Abstract] Accounts Payable And Accrued Liabilities Disclosure [Text Block] Accrued Expenses License Agreements. License Agreements [Abstract] Collaborative Arrangement Disclosure [Text Block] Commitments And Contingencies Disclosure [Abstract] Commitments And Contingencies Disclosure [Text Block] Commitments and Contingencies Equity [Abstract] Preferred Stock [Text Block] Convertible Preferred Stock Stockholders Equity Note Disclosure [Text Block] Common Stock Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] Disclosure Of Compensation Related Costs Share Based Payments [Text Block] Share Based Compensation Income Tax Disclosure [Abstract] Income Tax Disclosure [Text Block] Income Taxes Compensation And Retirement Disclosure [Abstract] Defined Contribution Plan [Text Block] Defined Contribution Plan Earnings Per Share [Abstract] Earnings Per Share [Text Block] Net Loss Per Share Related Party Transactions [Abstract] Related Party Transactions Disclosure [Text Block] Related Party Transactions Subsequent Events [Abstract] Subsequent Events [Text Block] Subsequent Events Unaudited Interim Financial Information Unaudited Interim Financial Information Policy [Text Block] Unaudited Interim Financial Information Use Of Estimates Use of Estimates Emerging Growth Company Emerging Growth Company Policy [Text Block] Emerging Growth Company New Accounting Pronouncements Policy Policy [Text Block] Recently Issued Accounting Pronouncements Schedule Of Fair Value Assets And Liabilities Measured On Recurring Basis Table [Text Block] Summary of Assets and Liabilities Measured at Fair Value on Recurring Basis Tabular disclosure of the carrying amounts of prepaid expenses and other current assets. Schedule Of Prepaid Expenses And Other Current Assets Table [Text Block] Summary of Prepaid Expenses and Other Current Assets Schedule Of Accrued Liabilities Table [Text Block] Schedule of Accrued Expenses Schedule Of Stock By Class [Text Block] Schedule of Preferred Stock at the Balance Sheet Schedule Of Share Based Payment Award Stock Options Valuation Assumptions Table [Text Block] Schedule of Weighted Average Fair Values and Valuation Assumptions Schedule Of Share Based Compensation Stock Options Activity Table [Text Block] Summary of Stock Option Activity Schedule Of Nonvested Share Activity Table [Text Block] Schedule of Unvested Common Stock Options Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Text Block] Summary of Share Based Compensation Expense Recognized Schedule Of Earnings Per Share Basic And Diluted Table [Text Block] Schedule of Earnings Per Share, Basic and Diluted Schedule of earnings per share diluted attributable to common stockholders. Schedule Of Earnings Per Share Diluted Attributable To Common Stockholders Table [Text Block] Net Loss Per Share Attributable to Common Stockholders Stock Issued During Period Shares New Issues, Underwriters Subscription. Stock Issued During Period Shares New Issues Underwriters Subscription Stock issued during period shares new issues, underwriters subscription Underwriting discounts and commissions. Underwriting Discounts And Commissions Underwriting discounts and commissions Organization, Consolidation and Presentation of Financial Statements line items. Organization Consolidation And Presentation Of Financial Statements [Line Items] Organization Consolidation And Presentation Of Financial Statements [Line Items] Organization, Consolidation and Presentation of Financial Statements. Organization Consolidation And Presentation Of Financial Statements [Table] Organization Consolidation And Presentation Of Financial Statements [Table] Subsequent Event Type [Axis] Subsequent Event Type Subsequent Event Type [Domain] Subsequent Event Type Subsequent Event [Member] Subsequent Event Subsidiary Sale Of Stock [Axis] Sale of Stock Sale Of Stock Name Of Transaction [Domain] Sale of Stock I P O [Member] IPO [Member] Proceeds From Issuance Initial Public Offering Proceeds from issuance initial public offering Payments Of Stock Issuance Costs Payments of stock issuance costs Convertible Preferred Stock Shares Issued Upon Conversion Convertible preferred Stock Shares Issued Upon Conversion Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Abstract] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value By Fair Value Hierarchy Level [Axis] Fair Value Hierarchy and NAV Fair Value Measurements Fair Value Hierarchy [Domain] Fair Value Hierarchy and NAV Fair Value Inputs Level1 [Member] Level 1 [Member] Fair Value Inputs Level2 [Member] Level 2 [Member] Fair Value Inputs Level3 [Member] Level 3 [Member] Investment Type [Axis] Investment Type Investment Type Categorization [Member] Investments Cash And Cash Equivalents [Member] Cash Equivalents [Member] Fair Value By Asset Class [Axis] Asset Class Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation By Asset Class [Domain] Asset Class Money Market Funds [Member] Money Market Fund [Member] Fair Value By Measurement Frequency [Axis] Measurement Frequency Fair Value Measurement Frequency [Domain] Measurement Frequency Fair Value Measurements Recurring [Member] Fair Value, Recurring [Member] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Assets Fair Value Disclosure [Abstract] Assets: Assets Fair Value Disclosure Assets, fair value disclosure Fair value transfers between levels transfers amount. Fair Value Transfers Between Levels Transfers Amount Transfers between level 3 Prepaid external research development and manufacturing expenses. Prepaid External Research Development And Manufacturing Expense Current Prepaid external research, development and manufacturing costs Prepaid payroll and related expenses. Prepaid Payroll And Related Expenses Current Prepaid payroll and related expenses Net loss and comprehensive loss Income Loss From Continuing Operations Per Basic And Diluted Share Net loss per share attributable to common stockholders, basic and diluted Weighted Average Number Of Share Outstanding Basic And Diluted Weighted-average common shares outstanding, basic and diluted Finite Lived Intangible Assets By Major Class [Axis] Finite-Lived Intangible Assets by Major Class Finite Lived Intangible Assets Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name In Process Research And Development [Member] In Process Research and Development [Member] Costs And Expenses Related Party Related party expenses Temporary Equity Stock Issued During Period Share New Issues. Temporary Equity Stock Issued During Period Share New Issues Issuance of Series C convertible preferred stock, shares Statement Of Stockholders Equity [Abstract] Statement Equity Components [Axis] Equity Components Equity Component [Domain] Equity Component Common Stock [Member] Common Stock [Member] Other Assets Current Other Accrued external research development and manufacturing expenses. Accrued External Research Development And Manufacturing Expenses Current Accrued external research, development and manufacturing costs Accrued Professional Fees Current And Noncurrent Accrued professional and consultant fees Accrued Employee Benefits Current Accrued employee compensation Defined Contribution Plan Cost Recognized Defined contribution amount Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common stockholders. Net Income Loss Available To Common Stockholders Net loss attributable to common stockholders Net income (loss) per share attributable to common stockholders, basic and diluted. Net Income Loss Per Share Attributable To Common Stockholders Basic And Diluted Net loss per share attributable to common stockholders, basic and diluted Schedule Of Earnings Per Share Diluted By Common Class [Table] Schedule Of Earnings Per Share Diluted By Common Class [Table] Stock options to purchase common stock member. Stock Options To Purchase Common Stock [Member] Stock Options to Purchase Common Stock [Member] Unvested restricted common stock member. Unvested Restricted Common Stock [Member] Unvested Restricted Common Stock [Member] Earnings Per Share Diluted [Line Items] Earnings Per Share Diluted [Line Items] Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount Antidilutive securities excluded from computation of earnings per share, amount Schedule Of Related Party Transactions By Related Party [Table] Schedule Of Related Party Transactions By Related Party [Table] IPR&D expense. In Process Research And Development Expense [Member] IPR&D Expense [Member] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Revenue From Related Parties Revenue from related parties Subsequent Event [Table] Subsequent Event [Table] Two Thousand Twenty One Equity Incentive Plan Member. Two Thousand Twenty One Equity Incentive Plan [Member] 2021 Equity Incentive Plan [Member] Two Thousand And Twenty One Employee Stock Purchase Plan Member Two Thousand And Twenty One Employee Stock Purchase Plan [Member] Two Thousand And Twenty One Employee Stock Purchase Plan Research And Development Arrangement Contract To Perform For Others By Type [Axis] Research and Development Arrangement, Contract to Perform for Others, Type Research And Development Arrangement Contract To Perform For Others Type [Domain] Research and Development Arrangement, Contract to Perform for Others, Type Research And Development Arrangement [Member] Research and Development Arrangement Subsequent Event [Line Items] Subsequent Event [Line Items] Percentage Of Total Number Of Shares Of Common Stock Outstanding Percentage Of Total Number Of Shares Of Common Stock Outstanding Percentage of number of shares of common stock outstanding Share Based Compensation Arrangement By Share Based Payment Award Shares Issued In Period Share Based Compensation Arrangement By Share Based Payment Award Shares Issued In Period Common Stock Capital Shares Reserved For Future Issuance Common stock reserved for future issuance Deferred Offering Costs Deferred Offering Costs