75000 - Document - Document and Entity Information
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75010 - Statement - Condensed Balance Sheets (Unaudited)
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75020 - Statement - Condensed Balance Sheets (Parenthetical) (Unaudited)
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75030 - Statement - Condensed Statements of Operations (Unaudited)
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75040 - Statement - Condensed Statements of Comprehensive Loss (Unaudited)
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75050 - Statement - Condensed Statements of Redeemable Convertible Preferred Stock and Stockholders' Equity (Deficit) (Unaudited)
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75060 - Statement - Condensed Statements of Cash Flows (Unaudited)
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995455 - Disclosure - Business Overview
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995465 - Disclosure - Summary of Significant Accounting Policies
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995475 - Disclosure - Fair Value Measurements
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995485 - Disclosure - Cash Equivalents, Marketable Securities and Restricted Cash
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995495 - Disclosure - Property and Equipment, Net
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995505 - Disclosure - Prepaid Expenses and Other Current Assets and Accrued Expenses
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995515 - Disclosure - Leases
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995525 - Disclosure - Equity
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995535 - Disclosure - Net Loss per Share
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995545 - Disclosure - Stock-Based Compensation
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995555 - Disclosure - Restructuring
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995565 - Disclosure - Commitments and Contingencies
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995575 - Disclosure - Related-Party Transactions
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995585 - Disclosure - Subsequent Event
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995595 - Disclosure - Summary of Significant Accounting Policies (Policies)
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995605 - Disclosure - Summary of Significant Accounting Policies (Tables)
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995615 - Disclosure - Fair Value Measurements (Tables)
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995625 - Disclosure - Cash Equivalents, Marketable Securities and Restricted Cash (Tables)
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995635 - Disclosure - Property and Equipment, Net (Tables)
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995645 - Disclosure - Prepaid Expenses and Other Current Assets and Accrued Expenses (Tables)
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995655 - Disclosure - Leases (Tables)
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995665 - Disclosure - Redeemable Convertible Preferred Stock and Equity (Tables)
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995675 - Disclosure - Net Loss per Share (Tables)
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995685 - Disclosure - Stock-Based Compensation (Tables)
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995695 - Disclosure - Restructuring (Tables)
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995705 - Disclosure - Business Overview - Additional Information (Details)
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995715 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Details)
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995725 - Disclosure - Summary of Significant Accounting Policies - Schedule of Reconciliation of the Company's Net Loss (Details)
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995735 - Disclosure - Fair Value Measurements - Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details)
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995745 - Disclosure - Fair Value Measurements - Additional Information (Details)
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995755 - Disclosure - Fair Value Measurements - Schedule of Assumptions Used in Estimating Fair Value of the Warrant Liabilities (Details)
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995765 - Disclosure - Fair Value Measurements - Schedule of Change in the Warrant Liabilities (Details)
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995775 - Disclosure - Cash Equivalents, Marketable Securities and Restricted Cash - Schedule of Cash Equivalents and Marketable Securities (Details)
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995785 - Disclosure - Cash Equivalents, Marketable Securities and Restricted Cash - Additional Information (Details)
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995795 - Disclosure - Cash Equivalents, Marketable Securities and Restricted Cash - Schedule of Cash Equivalents and Restricted Cash (Details)
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995805 - Disclosure - Property and Equipment, Net - Schedule of Property and Equipment, Net (Details)
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995815 - Disclosure - Prepaid Expenses and Other Current Assets and Accrued Expenses - Schedule of Prepaid Expenses (Details)
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995825 - Disclosure - Prepaid Expenses and Other Current Assets and Accrued Expenses - Schedule of Accrued Expenses (Details)
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995835 - Disclosure - Leases - Additional Information (Details)
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995845 - Disclosure - Leases - Summary of Components of Lease Expense (Details)
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995855 - Disclosure - Leases - Summary of Supplemental Balance Sheet Information Related to Operating Leases (Details)
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995865 - Disclosure - Leases - Summary of Other Information Related to Leases (Details)
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995875 - Disclosure - Leases - Summary of Future Minimum Commitments Under Operating Leases (Details)
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995885 - Disclosure - Leases - Summary of Future Minimum Commitments Under Operating Leases (Details) 2
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995895 - Disclosure - Leases - Summary of Future Minimum Commitments Under Operating Leases (Parenthetical) (Details)
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995905 - Disclosure - Equity - Additional Information (Details)
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995915 - Disclosure - Net Loss per Share - Schedule of Computation of Basic and Diluted Net Loss per Share of Common Stock (Details)
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995925 - Disclosure - Net Loss per Share - Schedule of Computation of Basic and Diluted Net Loss per Share of Common Stock (Parenthetical) (Details)
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995935 - Disclosure - Net Loss per Share - Schedule of Potentially Dilutive Shares Excluded From Calculation of Diluted Net Loss Per Share (Details)
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995945 - Disclosure - Net Loss per Share - Schedule of Potentially Dilutive Shares Excluded From Calculation of Diluted Net Loss Per Share (Parenthetical) (Details)
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995955 - Disclosure - Stock-Based Compensation - Additional Information (Details)
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995955 - Disclosure - Stock-Based Compensation - Additional Information (Details) [Default]
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995965 - Disclosure - Stock-Based Compensation - Schedule of Assumptions used in Estimating Fair Value of Stock Options (Details)
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995975 - Disclosure - Stock-Based Compensation - Summary of company's Stock Option Activity (Details)
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995985 - Disclosure - Stock - Based Compensation - Summary of the Company's restricted stock activity (Details)
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995995 - Disclosure - Stock-Based Compensation - Schedule of stock-based compensation (Details)
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995995 - Disclosure - Stock-Based Compensation - Schedule of stock-based compensation (Details) [Default]
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996005 - Disclosure - Restructuring - Additional Information (Details)
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996005 - Disclosure - Restructuring - Additional Information (Details) [Default]
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996015 - Disclosure - Restructuring - Schedule of Reconciliation of Beginning and Ending Liability Balances (Details)
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996025 - Disclosure - Commitments and Contingencies - Additional Information (Details)
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996035 - Disclosure - Related-Party Transactions - Additional Information (Details)
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996045 - Disclosure - Subsequent Event - Additional Information (Details)
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Related Party Transaction [Table]
Share-Based Payment Arrangement, Expensed and Capitalized, Amount
Share-Based Payment Arrangement, Expensed and Capitalized, Amount, Total
Increase (reduction) in stock-based compensation expense
Scenario [Axis]
Restructuring and Related Activities Disclosure [Text Block]
Restructuring
Common Stock, Capital Shares Reserved for Future Issuance
Maximum number of shares issuable upon exercise of incentive stock options
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss
Unrealized loss position
Schedule of Accrued Liabilities [Table Text Block]
Schedule of Accrued Expenses
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value Granted
Share based compensation arrangement by share based payment award options outstanding intrinsic value granted.
Aggregate Intrinsic Value, Granted
Preferred Stock, Shares Issued
Preferred stock , Shares
Preferred stock, shares issued
Operating Lease, Liability
Present value of lease payments
Operating Lease, Liability, Total
Operating lease liability
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total
Unrecognized stock-based compensation expense
Over-Allotment Option [Member]
Over-Allotment Option [Member]
Other Prepaid Expenses and Other Current Assets
Other Prepaid Expenses and Other Current Assets
Other prepaid expenses and other current assets
Commitments and Contingencies
Commitments and contingencies (Note 12)
Weighted Average Number of Shares Outstanding, Diluted
Weighted average shares outstanding used in calculating net loss per share, diluted
Commitments [Member]
Commitments [Member]
Share-based compensation expense
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition, Total
Minimum
Minimum [Member]
Additional Probable Vesting Amount
Additional Probable Vesting Amount
Additional probable vesting amount
Private Placement [Member]
Private Placement [Member]
Preferred Stock, Shares Outstanding
Preferred Stock, Shares Outstanding, Ending Balance
Preferred Stock, Shares Outstanding, Beginning Balance
Preferred stock, shares outstanding
Fair Value, Recurring [Member]
Fair Value, Recurring [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage
Stock options granted, vesting, percentage
Common Stock, Shares, Issued
Common stock, shares issued
Automatic Increase Percent of the Total Amount of Diluted shares
Automatic increase percentage of the total amount of diluted shares
Automatic increase percentage of the total amount of diluted shares
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number
Options exercisable at the end of period
Income Tax Expense (Benefit)
Income Tax Expense (Benefit), Total
Income tax provision
First Anniversary through Fourth Anniversary [Member]
First anniversary through fourth anniversary.
First Anniversary through Fourth Anniversary
Funding Commitment Three [Member]
Funding Commitment Three [Member]
Commitment 3
Related Party Transaction [Line Items]
Restricted Stock Units (RSUs) [Member]
Restricted Stock - Unvested [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights
Pre-funded warrants to purchase of common stock
Preclinical and Other Direct Expenses [Member]
Preclinical and other direct expenses.
Preclinical and other direct expenses
Operating Segments [Member]
Debt Securities, Available-for-Sale, Amortized Cost
Amortized Cost
Amortized Cost
Subsequent Event Type [Domain]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Expirations in Period
Share-Based compensation, stock options expired
Lessee, Operating Lease, Liability, Undiscounted Excess Amount
Less: imputed interest
Property, Plant, and Equipment [Text Block]
Property and Equipment, Net
Nonoperating Income (Expense)
Total non-operating income (loss)
Non-operating income (loss)
General and Administrative Expense
General and Administrative Expense, Total
General and administrative
General and administrative expenses
Income Statement [Abstract]
Lease, Cost [Table Text Block]
Summary of Components of Lease Expense
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Net of Forfeitures
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Net of Forfeitures, Total
Share-based compensation number of options granted during the period
Vesting [Axis]
Earnings Per Share, Basic
Net loss per share, basic
Earnings Per Share, Basic, Total
Document Period End Date
Series B Preferred Stock [Member]
Series B [Member]
Series B Preferred Stock [Member]
Expire period
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period
Payments to Acquire Property, Plant, and Equipment
Payments to Acquire Property, Plant, and Equipment, Total
Purchases of property and equipment
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
Weighted Average Exercise Price, Granted
Common Stock, Shares Authorized
Number of common stock authorized
Common stock, shares authorized
Statement of Stockholders' Equity [Abstract]
Stockholders' equity
Prepaid Expense and Other Assets, Current
Prepaid expenses and other current assets
Total prepaid expenses and other current assets
Proceeds from Maturities, Prepayments and Calls of Held-to-Maturity Securities
Maturities of marketable securities
Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value
Aggregate Intrinsic Value, Beginning balance
Aggregate Intrinsic Value, Ending balance
Cash, Cash Equivalents, and Short-Term Investments [Abstract]
Assets
Total assets
Title of 12(b) Security
Additional Advance Commitment Expect to Pay
Additional advance commitment expect to pay.
Fund commited to pay in advance
Related Party Transaction [Axis]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number
Unvested Balance, Beginning
Unvested Balance, Ending
Unvested restricted stock awards
Valuation Technique, Black-Scholes-Merton Model [Member]
Black-Scholes Model
Stock Issued During Period, Value, Stock Options Exercised
Shares issued upon exercise of options
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross
Options Outstanding, Granted
Title and Position [Domain]
Operating Lease, Payments
Cash paid for amounts included in the measurement of lease liabilities
Antidilutive Securities, Name [Domain]
Recapitalization Costs
Restructuring expense
Proceeds from Issuance of Private Placement
Proceeds from issuance of common stock and pre-funded warrants in a private placement
Gross proceeds from issuance of common stock
Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year
2026 (remaining period)
New Series B Warrants [Member]
New Series B Warrants [Member]
New Series B Warrants [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Other Increases (Decreases) in Period
Reserved share for issuance
Lessee, Operating Lease, Liability, to be Paid, Year One
2027
Change in Unrealized Gain (Loss) on Fair Value Hedging Instruments
(Loss) gain on change in fair value of derivative instruments
Gain (loss) on change in fair value of derivative instruments
Cash and Cash Equivalents [Domain]
Employee-related Liabilities
Employee-related Liabilities, Total
Accrued compensation costs
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Increase (Decrease) in Operating Lease Liability
Operating lease liabilities
Lessee, Operating Leases [Text Block]
Leases
First Anniversary [Member]
First anniversary.
First Anniversary
Equity, Attributable to Parent
Ending Balance
Beginning Balance
Total stockholders' equity
Total stockholders' equity
Valuation Approach and Technique [Domain]
Accrued Clinical Research Organization Costs, Current
Accrued CRO costs
Accrued contract research organization costs current.
Entity Address, Address Line Two
Funding Commitment One [Member]
Funding Commitment One [Member]
Commitment 1
Earnings Per Share [Text Block]
Net Loss per Share
Restricted Cash, Unrealized Losses
Restricted cash, unrealized losses.
Restricted cash, Unrealized Losses
Gain (Loss) on Fair Value Related to Warrants
Gain (loss) on fair value related to warrants.
Gain (loss) on nominal exercise price warrants
Number of Reportable Segments
Number of reportable segments
Basis of Presentation
Basis of Accounting, Policy [Policy Text Block]
Severance Costs
Termination benefit expense
Certificate of Deposit [Policy Text Block]
Disclosure of accounting policy for certificate of deposit.
Certificate of Deposit
Stock, Class of Stock [Table]
Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax
Unrealized Gains
Restricted Stock [Member]
Restricted Stock
Weighted Average Grant-Date Fair Value, Vested
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value
Proceeds from Stock Options Exercised
Proceeds from exercise of options
Short-Term Lease, Cost
Short-term lease expense
Real Estate [Domain]
Statistical Measurement [Axis]
Money Market Funds [Member]
Money market funds [Member]
Entity Interactive Data Current
Lessee, Operating Lease, Liability, to be Paid, Year Three
2029
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Share-Based Payment Arrangement, Cost by Plan [Table Text Block]
Schedule of Stock-Based Compensation
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Common Stock, Value, Issued
Common stock, $0.0001 par value, 500,000,000 shares authorized, 28,681,063 and 25,299,372 shares issued and outstanding as of June 30, 2026 and December 31, 2025, respectively.
Prepaid Expenses and Other Current Assets and Accrued Expenses [Text Block]
Prepaid expenses and other current assets and accrued expenses.
Prepaid Expenses and Other Current Assets and Accrued Expenses
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
Schedule of Computation of Basic and Diluted Net Loss per Share of Common Stock
US Government Agencies Debt Securities [Member]
Government securities [Member]
Indirect and Unallocated Research and Development Expenses
Indirect and Unallocated Research and Development Expenses
Total indirect and unallocated research and development expenses
Total indirect and unallocated research and development expenses
Liabilities
Total liabilities
Outstanding liabilities
Penny Warrants [Member]
Penny warrants.
Inducement Plan
Inducement Plan [Member]
Inducement Plan.
Equity Option [Member]
Stock Options
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis
Product and Service [Axis]
Accumulated deficit
Retained Earnings (Accumulated Deficit)
Retained Earnings (Accumulated Deficit), Total
Level 3 [Member]
Fair Value, Inputs, Level 3 [Member]
Cash and Cash Equivalents, Fair Value Disclosure
Cash equivalents, Fair Value
Operating Expenses
Total operating loss
Total operating loss
Conversion of Stock, Shares Issued
Conversion of stock, shares issued
Share Price
Initial price per share
Purchase price
Vesting [Domain]
Formulation and CMC [Member]
Formulation and CMC [Member]
Formulation and CMC
Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]
Business Overview
Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract]
Changes in operating assets and liabilities:
Bipoar depression programs
Bipolar Depression Programs [Member]
Bipolar depression programs.
Summary of Supplemental Balance Sheet Information Related to Operating Leases [Table Text Block]
Summary of supplemental balance sheet information related to operating leases.
Summary of Supplemental Balance Sheet Information Related to Operating Leases
Restricted stock vesting period
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period
Shares Issued, Price Per Share
Share price
Former C M O Unvested Stock Options Vesting Percentage
Former CMO unvested stock options vesting percentage.
Former CMO unvested stock options vesting percentage
Pre Funded Warrants [Member]
Pre funded warrants.
Pre Funded Warrants [Member]
Stock issued during period, shares
Stock Issued During Period, Shares, New Issues
Stock issued during period
Issuance of common stock and pre-funded warrants upon private placement, net of issuance costs, shares
Restricted Investments, at Fair Value
Restricted cash, Fair Value
IPO [Member]
IPO [Member]
Cash Equivalents [Member]
Cash equivalents [Member]
Certificates of Deposit [Member]
Certificate of deposit [Member]
Restricted Cash
Restricted Cash, Total
Restricted cash
Restricted cash, Aggregate Fair Value
Temporary Equity, Carrying Amount, Attributable to Parent
Net Carrying Value
Beginning balance, Temporary equity
Ending balance, Temporary equity
Property, Plant, and Equipment, Accumulated Depreciation, Depletion, and Amortization
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Beginning Balance
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Total
Less: Accumulated depreciation
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price
Weighted Average Exercise Price, Forfeited
Derivative liability
Derivative Liability
Total liabilities
Related Party Transactions [Abstract]
Operating Lease, Cost
Operating lease expense
Long-Lived Asset, Class [Axis]
Subsequent Events [Text Block]
Subsequent Event
Fair Value Hierarchy and NAV [Axis]
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate
Expected volatility
Volatility
Weighted Average Number of Shares Outstanding, Diluted, Adjustment
Weighted Average Number of Shares Outstanding, Diluted, Adjustment, Total
Weighted average shares outstanding used in calculating net loss per share, diluted
Property, Plant, and Equipment [Line Items]
Corporate Debt Securities [Member]
Corporate debt securities [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate
Risk-free interest rate
Risk-free rate
Payments of Stock Issuance Costs
Underwriting commission and other offering cost
Payment of issuance costs for initial public offering
Operating Lease, Liability, Current
Operating lease liabilities, current
Stock Issued During Period, Value, Issued for Services
Issuance costs related to private placement
Issuance costs related to private placement
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Weighted Average Grant-Date Fair Value, Unvested, Ending Balance
Weighted Average Grant-Date Fair Value, Unvested, Beginning Balance
Liabilities and Equity
Total liabilities and stockholders' equity
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate
Dividends
Two Thousand Eighteen Plan [Member]
Two thousand eighteen plan.
2018 Plan
Aggregate Intrinsic Value, Forfeited
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value Forfeited
Share based compensation arrangement by share based payment award options outstanding intrinsic value forfeited.
Lessee Operating Lease Liability Payments Due After Year Four
Lessee operating lease liability payments due after year four.
Thereafter
Lessee, Operating Lease, Liability, to be Paid, Year Two
2028
Research and Development Expense
Research and development
Total research and development expenses
Lessee, Lease, Description [Table]
Document Fiscal Period Focus
Prepaid Expense and Other Assets, Current [Abstract]
Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
Summary of Assumptions used in Estimating Fair Value of Stock Options
Title and Position [Axis]
Property, Plant, and Equipment [Table]
2017 Plan
Two Thousand Seventeen Plan [Member]
Two Thousand Seventeen Plan
Commitment 2
Funding Commitment Two [Member]
Funding Commitment Two [Member]
Series Seed Preferred Stock [Member]
Series seed preferred stock member.
Series Seed Preferred Stock [Member]
Series Seed [Member]
Sale of Stock [Axis]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price
Weighted Average Exercise Price, Options exercisable as of end of period
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation
Net increase (decrease) in cash, cash equivalents and restricted cash
Entity Current Reporting Status
Level 1 [Member]
Fair Value, Inputs, Level 1 [Member]
Class of Stock [Domain]
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net, Total
Transfers of instruments between Level 1, 2 and 3
Accounts Payable, Current
Accounts Payable, Current, Total
Accounts payable
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
Schedule of Potentially Dilutive Shares Excluded From Calculation of Diluted Net Loss Per Share
Financial Instrument [Axis]
Assets, Fair Value Disclosure
Assets, Fair Value Disclosure
Total assets
Real Estate, Type of Property [Axis]
Document Transition Report
Liability Class [Axis]
Commitments and Contingencies Disclosure [Abstract]
Subsequent Event [Line Items]
Class of Warrant or Right [Axis]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]
Realized gain on sale of marketable securities, net
Gain (Loss) on Sale of Investments
Gain (Loss) on Sale of Investments, Total
Summary of Significant Accounting Policies [Line Items]
Summary of Significant Accounting Policies [Line Items]
Liabilities, Current [Abstract]
Current liabilities
Nonemployee Grants [Member]
Nonemployee grants.
Nonemployee
Share-Based Payment Arrangement [Abstract]
Common Stock [Member]
Common Stock
Common Stock [Member]
Statistical Measurement [Domain]
Nonoperating Income (Expense) [Abstract]
Non-operating income
Third Anniversary
Third anniversary.
Third Anniversary [Member]
Share-Based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted-Average Remaining Contractual Term
Weighted-Average Remaining Contractual Term in years
Debt Securities, Available-for-Sale [Line Items]
Employee Severance [Member]
Employee Severance [Member]
Schedule of Restructuring Reserve by Type of Cost [Table Text Block]
Schedule of Reconciliation of Beginning and Ending Liability Balances
Weighted Average Number of Shares Outstanding, Basic
Weighted Average Number of Shares Outstanding, Basic, Total
Weighted average shares outstanding used in calculating net loss per share, basic
Property, Plant, and Equipment [Abstract]
Assets [Abstract]
Assets
Entity Central Index Key
Antidilutive Securities [Axis]
Prepaid Research and Development
Prepaid Research and Development
Prepaid research and development
Class of Stock [Line Items]
Consolidation Items [Axis]
Current Fiscal Year End Date
Class of Warrant or Right [Domain]
Document Quarterly Report
Debt Securities, Available-for-Sale [Table]
Cash and Cash Equivalents [Axis]
Lease Expiration Date
Lease termination date
Fair Value, Inputs, Level 2 [Member]
Level 2 [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Weighted Average Exercise Price, Beginning balance
Weighted Average Exercise Price, Ending balance
Cash Provided by (Used in) Operating Activity, Including Discontinued Operation
Net cash used in operating activities
Operating cash flows
Operating cash flows
Entity Incorporation, State or Country Code
Derivative Liability, Noncurrent
Derivative liability - warrants
Net loss per share, diluted
Earnings Per Share, Diluted
Earnings Per Share, Diluted, Total
Number of shares of common stock issued under ESPP
Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period
Restructuring charges
Restructuring and Related Cost, Incurred Cost
Preferred Stock, Par or Stated Value Per Share
Number of preferred stock authorized (per share)
Preferred stock, par value
Operating Lease, Weighted Average Discount Rate, Percent
Weighted average discount rate
Net loss
Net loss
Fair Value Adjustment of Warrants
Gain (loss) on change in fair value of derivative instruments
Gain (loss) on change in fair value of derivative instruments
Commitments and Contingencies Disclosure [Text Block]
Commitments and Contingencies
Long-Lived Asset, Class [Domain]
Cash, Cash Equivalents, and Short-Term Investments
Cash, Cash Equivalents, and Short-Term Investments, Total
Cash, cash equivalents and marketable securities
Aggregate Fair Value
Two Thousand Twenty Three Plan [Member]
Two thousand twenty three.
2023 Plan
Type of Restructuring [Domain]
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Comprehensive loss
Preferred Stock, Liquidation Preference, Value
Liquidation preference
Measurement Frequency [Domain]
Scenario [Domain]
Equity Components [Axis]
Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract]
Investing Activities
Statement of Cash Flows [Abstract]
Employee Benefits and Share-Based Compensation
Employee benefits and share-based compensation expense
Fair Value Hierarchy and NAV [Domain]
Cash, Cash Equivalent, and Investment [Table Text Block]
Schedule of Cash Equivalents and Marketable Securities
Stockholders' Equity, Reverse Stock Split
Stockholders' equity, reverse stock split
Weighted Average Exercise Price, Exercised
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price
Fair value of common stock
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value
Weighted average grant date fair value of the stock options granted during the period
Office Building [Member]
Increase (Decrease) in Prepaid Expense and Other Assets
Prepaid expenses and other current assets
Fair Value Disclosures [Text Block]
Fair Value Measurements
Gain (Loss) on Interest Rate Derivative Instruments Not Designated as Hedging Instruments
Loss (gain) on change in fair value of derivative instruments
2025 Plan
Two Thousand Twenty Five Plan [Member]
Two thousand twenty five plan.
Preferred Stock, Shares Authorized
Number of preferred stock authorized
Preferred stock, shares authorized
OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax
Net unrealized holding gain (loss) on available-for-sale securities
Class of Stock [Axis]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Total potentially dilutive shares
Class of Warrant or Right [Line Items]
Board Member Grants [Member]
Board member grants.
Board Member
Series C Preferred Stock [Member]
Series C [Member]
Series C Preferred Stock [Member]
Debt Securities, Available-for-Sale, Current
Marketable securities, Fair Value
AOCI Attributable to Parent [Member]
Accumulated Other Comprehensive Income
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant
Share-based compensation, number of shares available for issuance
Increase (Decrease) in Accounts Payable and Accrued Liabilities
Increase (Decrease) in Accounts Payable and Accrued Liabilities, Total
Accounts payable and accrued expenses
Shares Outstanding
Temporary Equity, Shares Outstanding
Ending balance, Temporary equity, shares
Beginning balance, Temporary equity, shares
Proceeds from Issuance Initial Public Offering
Net proceeds from issuance of initial public offering
Proceeds from initial public offering
Segment Reporting, Policy [Policy Text Block]
Segment Information
Stock Issued During Period, Shares, Warrants Exercised
Number of warrants exercised during the current period.
Shares issued upon exercise of warrants, shares
Accrued Liabilities, Current
Accrued expenses
Total accrued expenses
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number
Share-based compensation, number of shares outstanding
Options Outstanding, Beginning balance
Options Outstanding, Ending balance
Net Sales Royalty Percentage
Net sales royalty percentage.
Net sales royalty percentage
Series B Warrant [Member]
Series B warrant.
Series B Warrant [Member]
Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax
Unrealized Losses
Unrealized Losses
Document Type
Restricted cash, Unrealized Gains
Restricted Cash, Unrealized Gains
Restricted cash, unrealized gains.
Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract]
Operating Activities
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]
Liabilities and stockholders' equity
Liabilities and Equity [Abstract]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period, Total
Options Outstanding, Forfeited
Options Outstanding, Forfeited
Number of stock options expired
Lessee, Lease, Description [Line Items]
Stock Options [Member]
Working Capital
Working capital.
Working capital
Subsequent Event
Subsequent Event [Member]
Sale of Stock, Price Per Share
Sale price per share
Marketable Securities, Policy [Policy Text Block]
Marketable Securities
Asset Class [Domain]
Prepaid clinical trial expenses
Prepaid Clinical Trial Expenses
Prepaid Clinical Trial Expenses
Entity File Number
Schedule of Stock by Class [Table Text Block]
Schedule of Redeemable Convertible Preferred Stock
Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]
Summary of Future Minimum Commitments Under Operating Leases
Location, Statement of Income, Balance [Axis]
Share-Based Payment Arrangement, Expense, Tax Benefit
Share-based compensation realised tax benefit
Retained Earnings [Member]
Accumulated Deficit
Exercise of warrants
Warrant or Right Exercise Of Warrants
Warrant or right exercise of warrants.
Restricted Cash [Member]
Restricted cash.
Restricted cash [Member]
Entity Registrant Name
Restructuring Reserve
Restructuring Reserve, Total
Beginning Balance
Ending Balance
Accounting Policies [Abstract]
Depreciation
Depreciation, Total
Depreciation
Restructuring Costs [Abstract]
CRO [Member]
Contract Research Organization [Member]
Contract research organization.
Cash, Cash Equivalent, and Short-Term Investment [Text Block]
Cash Equivalents, Marketable Securities and Restricted Cash
Restricted cash, Amortized Cost
Debt Securities, Held-to-Maturity, Restricted
Restricted cash, Amortized Cost
Entity Address, Address Line One
Summary of Other Information Related to Leases [Table Text Block]
Summary of Other Information Related to Leases
Summary of other information related to leases.
Redeemable Convertible Preferred Stock [Member]
Redeemable Convertible Preferred Stock
Redeemable Convertible Preferred Stock [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period
Options Outstanding, Exercised
Shares issued upon exercise of option, shares
Options Outstanding, Exercised
Restructuring Cost [Table]
Proceeds from Issuance or Sale of Equity
Proceeds from Issuance or Sale of Equity, Total
Sale of equity
Assets, Current
Total current assets
Furniture and Fixtures [Member]
Office Furniture [Member]
Fair Value, Recurring and Nonrecurring [Table]
Non Cash Lease Expense
Non cash lease expense.
Noncash lease expense
Loss Contingencies [Line Items]
Supplemental Cash Flow Information [Abstract]
Supplemental disclosures of noncash investing and financing activities
Related Party Transactions Disclosure [Text Block]
Related-Party Transactions
Schizophrenia programs
Schizophrenia Programs [Member]
Schizophrenia programs.
Entity Small Business
Other Commitments [Domain]
Stock Issued During Period Shares Stock Options Repriced
Stock issued during period shares stock options repriced.
Stock issued during period shares stock options repriced
Significant Accounting Policies [Text Block]
Summary of Significant Accounting Policies
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Two Thousand And Twenty Five Employee Stock Purchase Plan [Member]
Two thousand and twenty five employee stock purchase plan.
2025 Employee Stock Purchase Plan
Consolidation Items [Domain]
Leasehold Improvements Paid By Lessor
Leasehold improvements paid by lessor.
Leasehold improvements paid by lessor
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Restructuring and Related Activities [Abstract]
Other Commitments [Axis]
Earnings Per Share [Abstract]
Share-Based Payment Arrangement, Option, Activity [Table Text Block]
Schedule of Share-Based Payment Arrangement, Stock Option Activity
Lessee, Operating Lease, Liability, to be Paid, Year Four
2030
Proceeds from Warrant Exercises
Proceeds from exercise of warrants
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Installments
Share-based compensation arrangement by share-based payment award, award vesting rights, installments.
Stock options granted, vesting number of installments
Plan Name [Axis]
Subsequent Event Type [Axis]
Equity [Abstract]
Product and Service [Domain]
Accrued Research and Development Costs, Current
Accrued research and development costs, current.
Accrued research and development costs
Class of Warrant or Right [Table]
Equity [Text Block]
Equity
Measurement Frequency [Axis]
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Remaining Term
Share-based compensation arrangement by share-based payment award, fair value assumptions, remaining term
Remaining term
Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract]
Financing Activities
Fair Value by Liability Class [Domain]
Restrictions on Cash and Cash Equivalents [Table Text Block]
Schedule of Cash Equivalents and Restricted Cash
Entity Tax Identification Number
Valuation Approach and Technique [Axis]
Equity Component [Domain]
Entity Address, City or Town
Exercise of liability-classified warrants
Exercise of Liability Classified Warrants
Exercise of liability-classified warrants.
Stock Issued During Period, Value, New Issues
Issuance of common stock and pre-funded warrants upon private placement, net of issuance costs
Proceeds from issuance of common stock
Restricted Cash, Noncurrent
Restricted cash
Entity Common Stock, Shares Outstanding
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax
Reclassified out of accumulated other comprehensive income
Employees Termination Benefits, Benefit Terms Expiring Date
Employees termination benefits, benefit terms expiring date.
Benefit terms expiring date
Stockholders' Equity Note, Stock Split
Description of stock split
Loss due to change in fair value
Gain (Loss) Due to Change in Fair Value of Warrant
Gain (loss) due to change in fair value of warrants.
Consulting and Other [Member]
Consulting and Other [Member]
Consulting and other
Antidilutive Security, Excluded EPS Calculation [Table]
Purchase of marketable securities
Payments to Acquire Marketable Securities
Statement [Table]
Total lease expense
Lease, Cost
Share-Based Payment Arrangement, Expense
Total stock-based compensation
Share-based payment arrangement, expense
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
Loss before income tax
Segment Reporting, Reconciliation of Profit (Loss) by Segment to Consolidated [Table Text Block]
Schedule of Reconciliation of the Company's Net Loss
Share-Based Payment Arrangement, Recognized Amount [Abstract]
Entity Shell Company
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term
Expected life of options (in years)
Term (in years)
Cash Provided by (Used in) Investing Activity, Including Discontinued Operation
Net cash (used in) provided by investing activities
Statement [Line Items]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period
Vested
Vested
Maximum
Maximum [Member]
Maximum [Member]
Sale of Stock [Domain]
OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax
OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax, Total
Unrealized gain (loss) on marketable securities
Unrealized (loss) gain on marketable securities, net
Investment Income, Interest
Interest income
Area of office space
Land Subject to Ground Leases
Percentage of Future Royalties Held By Affiliates
Percentage of future royalties held by affiliates.
Percentage of future royalties held by affiliates
Subsequent Events [Abstract]
Asset Class [Axis]
Weighted Average Grant-Date Fair Value, Granted
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Future Minimum Lease Payments Receivable
Future minimum lease payments receivable.
Minimum lease payments
Restructuring Cost and Reserve [Line Items]
Assets, Current [Abstract]
Current assets
Total liabilities
Liabilities, Fair Value Disclosure
Accrued Professional Fees, Current
Accrued professional and consulting costs
Related Party Transaction [Domain]
Leases [Abstract]
Document Fiscal Year Focus
Payments for Restructuring
Cash payments
Accretion (Amortization) of Discounts and Premiums, Investments
Amortization (accretion) of premium (discounts) on investments, net
Common Stock, Shares, Outstanding
Common Stock, Shares, Outstanding, Ending Balance
Common Stock, Shares, Outstanding, Beginning Balance
Common stock, shares outstanding
Cash, Cash Equivalents and Marketable Securities.
cash, cash equivalents and marketable securities.
Cash, cash equivalents and marketable securities
Restructuring Type [Axis]
Collaborative Arrangement and Arrangement Other than Collaborative [Table]
Financial Instruments [Domain]
Statement of Comprehensive Income [Abstract]
CRO advances
Prepaid Contract Reseach Organisation Costs
Prepaid Contract reseach organisation costs.
Forecast [Member]
Forecast
Entity Ex Transition Period
Share-Based Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted-Average Remaining Contractual Term
Weighted Average Remaining Contractual Term, Options exercisable
Operating Lease, Liability, Noncurrent
Operating lease liabilities, noncurrent
Lessee, Operating Lease, Liability, to be Paid
Total future lease payments
Other Accrued Liabilities, Current
Other accrued costs
Additional Paid in Capital, Common Stock
Additional paid-in capital
Security Exchange Name
Available-for-Sale Securities [Member]
Marketable securities [Member]
New Accounting Pronouncements, Policy [Policy Text Block]
Recently Issued Accounting Pronouncements Not Yet Adopted
Warrant [Member]
Warrant [Member]
Common Stock Warrants [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights
Pre-funded warrant purchase price per share
Entity Address, State or Province
Unrecognized stock-based compensation expense recognized period
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition
Series A Preferred Stock [Member]
Series A [Member]
Series A Preferred Stock [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized
Share-based compensation, number of shares authorized
Operating Lease, Right-of-Use Asset
Operating lease right-of-use assets, net
Amendment Flag
Loss Contingencies [Table]
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability
Right-of-use assets obtained in exchange for operating lease liabilities
Share-Based Payment Arrangement [Text Block]
Stock-Based Compensation
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table]
Direct research and development expenses
Direct research and development expenses
Total direct research and development expenses
Total direct research and development expenses
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation, Ending Balance
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation, Beginning Balance
Total cash, cash equivalents and restricted cash
City Area Code
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Research and development expenses
Research and Development Expense [Abstract]
Realized gain on sale of marketable securities, net
Marketable Security, Realized Gain (Loss)
Operating Expenses [Abstract]
Operating expenses
Computer Equipment [Member]
Computer Equipment [Member]
Proceeds from Sale of Held-to-Maturity Securities
Proceeds from the sale of marketable securities
Common Stock, Par or Stated Value Per Share
Number of common stock authorized (per share)
Common stock, par value
Payment of Issuance Costs for Private Placement
Payment of issuance costs for private placement.
Payment of issuance costs for private placement
Payment of issuance costs for private placement
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number
Options vested and expected to vest at the end of period
Liabilities, Current
Total current liabilities
US Government Corporations and Agencies Securities [Member]
Government securities [Member]
Leasehold Improvements [Member]
Leasehold Improvements [Member]
Personnel-related
Personnel-related [Member]
Personnel-related [Member]
Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization
Property, Plant and Equipment, Gross, Ending Balance
Property, Plant and Equipment, Gross, Beginning Balance
Property, Plant and Equipment, Gross, Total
Property and equipment
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation
Cash, cash equivalents and restricted cash, beginning of period
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation, Total
Cash, cash equivalents and restricted cash, end of period
Variable Lease, Cost
Variable lease expense
Trading Symbol
Property, Plant, and Equipment [Table Text Block]
Schedule of Property and Equipment, Net
Subsequent Event [Table]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted-Average Remaining Contractual Term
Weighted Average Remaining Contractual Term, Options vested and expected to vest
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period
Share-based compensation restricted stock grants in period
Granted
Entity Emerging Growth Company
Additional Paid-in Capital [Member]
Additional Paid-in Capital
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]
Schedule of Prepaid Expenses
Plan Name [Domain]
Share Based Compensation Arrangement By Share Based Payment Award Purchase Price Percentage
Share based payment award purchase price percentage
Employee stock purchase plan, purchase price as a percentage of common stock closing price
Prepaid Insurance
Prepaid insurance
US Treasury bills [Member]
US Treasury Securities [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value
Aggregate Intrinsic Value, Exercised
Cover [Abstract]
Summary of Significant Accounting Policies [Table]
Summary of Significant Accounting Policies [Table]
Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]
Schedule of Assumptions Used in Estimating Fair Value of the Warrant Liabilities
Operating Lease, Weighted Average Remaining Lease Term
Weighted average remaining lease term (in years)
Derivative Liability, Current
Balance, December 31, 2025
Balance, June 30, 2026
Accumulated Other Comprehensive Income (Loss), Net of Tax
Accumulated Other Comprehensive Income (Loss), Net of Tax, Total
Accumulated other comprehensive income
Variable Lease Income (Expense)
Amount of variable lease income (expense) for previously paid expenses.
Share-Based Payment Arrangement, Noncash Expense
Share-Based Payment Arrangement, Noncash Expense, Total
Stock-based compensation expense
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
Schedule of Change in the Derivative Liabilities
Accrued termination benefits
Liability, Pension and Other Postretirement and Postemployment Benefits, Current
Adjustments to reconcile net loss to net cash used in operating activities:
Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract]
Fair Value Disclosures [Abstract]
Cash and Cash Equivalent
Cash and Cash Equivalent, Total
Cash and cash equivalents
Capital Units, Authorized
Number of shares authorized
Cash Provided by (Used in) Financing Activity, Including Discontinued Operation
Net cash provided by financing activities
Payables and Accruals [Abstract]
Net Income (Loss) Available to Common Stockholders, Basic
Net Income (Loss) Available to Common Stockholders, Basic, Total
Net loss
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period
Share-Based compensation, stock options forfeited
Entity Filer Category
Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description
Marketable Securities, Current
Marketable securities
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price
Weighted Average Exercise Price, Options vested and expected to vest as of end of period
Increase (Decrease) in Accrued Interest on Marketable Securities
Increase (decrease) in accrued interest on marketable securities.
Accrued interest on marketable securities
Shares issued upon exercise of warrants
Adjustments to Additional Paid in Capital, Warrant Issued
Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization
Property and equipment, net
Total property and equipment, net
Ending Balance, shares
Shares, Outstanding
Beginning Balance, shares
Entity Address, Postal Zip Code
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Exercise Price
Exercise price
Exercise price of warrants
Statement of Financial Position [Abstract]
Local Phone Number