75000 - Document - Document and Entity Information
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75010 - Statement - Condensed Consolidated Balance Sheets
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75020 - Statement - Condensed Consolidated Balance Sheets (Parenthetical)
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75030 - Statement - Condensed Consolidated Statements of Comprehensive Loss
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75040 - Statement - Condensed Consolidated Statements of Comprehensive Loss 2
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75050 - Statement - Condensed Consolidated Statements of Stockholders' Equity
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75060 - Statement - Condensed Consolidated Statements of Cash Flows
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995455 - Disclosure - Nature of the Business
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995465 - Disclosure - Summary of Significant Accounting Policies
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995485 - Disclosure - Fair Value Measurements
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995495 - Disclosure - Accrued Expenses
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995505 - Disclosure - Stockholders' Equity
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995515 - Disclosure - Income Taxes
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995525 - Disclosure - Net Loss per Share
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995535 - Disclosure - Segments
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995545 - Disclosure - Collaborative and Licensing Agreements
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995555 - Disclosure - Commitments and Contingencies
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995565 - Disclosure - Subsequent Events
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995575 - Disclosure - Summary of Significant Accounting Policies (Policies)
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995595 - Disclosure - Fair Value Measurements (Tables)
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995605 - Disclosure - Accrued Expenses (Tables)
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995615 - Disclosure - Stockholders' Equity (Tables)
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995625 - Disclosure - Net Loss per Share (Tables)
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995635 - Disclosure - Segments (Tables)
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995645 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Detail)
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995655 - Disclosure - Marketable Securities - Schedule of Fair Value And Amortized Cost Of Available-for-sale Marketable Securities (Detail)
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995685 - Disclosure - Fair Value Measurements - Schedule of Financial Assets and Financial Liabilities Measured at Fair Value on Recurring Basis (Detail)
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995695 - Disclosure - Accrued Expenses - Schedule of Accrued Expenses (Detail)
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995705 - Disclosure - Stockholders' Equity - Shares Reserved For Future Issuances (Detail)
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995715 - Disclosure - Stockholders' Equity - Additional Information (Detail)
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995725 - Disclosure - Stockholders' Equity - Warrant Activity Including Activity Related To Pre-funded Warrants (Detail)
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995735 - Disclosure - Stockholders' Equity (Stock-Based Awards) - Additional Information (Detail)
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995745 - Disclosure - Stockholders' Equity - Stock Options, Activity (Detail)
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995755 - Disclosure - Stockholders' Equity - Stock-based Compensation Expenses (Detail)
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995765 - Disclosure - Net Loss per Share - Computation of Basic and Diluted Net Loss Per Share Attributable to Common Stockholders (Detail)
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995775 - Disclosure - Net Loss per Share - Additional Information (Detail)
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995785 - Disclosure - Net Loss per Share - Calculation of Diluted Net Loss Per Share Attributable to Common Stockholders (Detail)
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995795 - Disclosure - Segments - Additional Information (Details)
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995805 - Disclosure - Segments - Schedule of Reportable Segment Loss (Details)
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995815 - Disclosure - Subsequent Events - Additional Information (Details)
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Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Outstanding Number
Outstanding, Ending
Outstanding, Beginning
Accrued Employee Benefits Current
Accrued compensation and benefits
Entity Incorporation State Country Code
Entity Incorporation, State or Country Code
Preferred Stock Shares Issued
Preferred Stock, Shares Issued
Increase Decrease In Accounts Payable
Accounts payable
Increase (Decrease) in Accounts Payable, Total
Fair value, less than one year
Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year One
Plan Name [Axis]
Plan Name
Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer
Marketable securities, continuous unrealized loss position, 12 months or longer
Equity [Abstract]
Entity Current Reporting Status
Entity Current Reporting Status
Proceeds From Warrant Exercises
Proceeds from exercises of warrants
Proceeds from warrant exercises
U.S. Government Agency Securities [Member]
US Government Agencies Debt Securities [Member]
Operating Expenses [Abstract]
Operating expenses:
Concentrations of Credit Risk and Off Balance Sheet Risk [Policy Text Block]
Concentrations of Credit Risk and Off-Balance Sheet Risk
Concentrations of credit risk and off balance sheet risk policy.
Fair Value Inputs Level2 [Member]
Level 2 [Member]
Other Comprehensive Income Loss Tax Portion Attributable To Parent [Abstract]
Other comprehensive (loss) income:
Employee compensation (excluding stock compensation expense)
Employee Compensation Excluding Stock Compensation Expense
Employee compensation excluding stock compensation expense
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Rollforward
Weighted Average Exercise Price
Commitments And Contingencies Disclosure [Text Block]
Commitments and Contingencies
Common Stock Shares Authorized
Common Stock, Shares Authorized
Common stock, shares authorized
2012 stock option and grant plan.
Two Thousand And Twelve Stock Option And Grant Plan [Member]
2012 Stock Option And Grant Plan [Member]
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation By Liability Class [Domain]
Fair Value by Liability Class
Document Fiscal Period Focus
Document Fiscal Period Focus
Accounting Standards Update 2023-09 [Member]
Entity Shell Company
Entity Shell Company
Other Accrued Liabilities Current
Accrued other
Dividends Common Stock Cash
Dividends, common stock, cash
Segment Reporting Policy Policy [Text Block]
Segments
Cash And Cash Equivalents At Carrying Value
Cash and cash equivalents
Cash and Cash Equivalents, at Carrying Value, Total
Cash and cash equivalents, at carrying value
Common Stock Shares Issued
Common Stock, Shares, Issued
Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation By Asset Class [Domain]
Asset Class
Statement [Table]
Statement [Table]
Warrant activity including activity related to pre-funded warrants.
Warrant Activity Including Activity Related To Pre Funded Warrants Table [Text Block]
Warrant Activity Including Activity Related To Pre-funded Warrants
Warrants to purchase aggregate shares of common stock.
Warrants To Purchase Aggregate Shares Of Common Stock
Warrants to purchase aggregate shares of common stock
Other equity-based award.
Other Equity Based Award [Member]
Other Equity-Based Award [Member]
Statement [Line Items]
Statement [Line Items]
Share Based Compensation Arrangements By Share Based Payment Award Options Expirations In Period Weighted Average Exercise Price
Expired
Warrant [Member]
Warrant [Member]
Warrants [Member]
Entity Filer Category
Entity Filer Category
Liabilities And Stockholders Equity
Total liabilities and stockholders’ equity
Payables and Accruals [Abstract]
Payables And Accruals [Abstract]
Payments To Acquire Marketable Securities
Purchases of available-for-sale marketable securities
Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price
Options exercisable
Property Plant And Equipment By Type [Axis]
Long-Lived Tangible Asset
Weighted average contractual term for option awards unvested, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days
Sharebased Compensation Arrangement By Share Based Payment Award Options Unvested Weighted Average Contractual Term
Weighted Average Contractual Term, Options unvested
Chronic Cough in IPF Clinical Trial Expense
Chronic cough in ipf clinical trial expense.
Chronic cough in IPF clinical trial expense
Cash And Cash Equivalents Fair Value Disclosure
Cash equivalents
Shares Issued Price Per Share
Combined price of each shares
Subsequent Event [Line Items]
Subsequent Event [Line Items]
Stock Options [Member]
Investment Income, Interest
Interest income, net
Interest income, net
Interest Income, net
Asset Backed Securities [Member]
Asset-Backed Securities [Member]
Common stock warrants.
Common Stock Warrants [Member]
Common Stock Warrants
Common Stock Warrant [Member]
Significant Accounting Policies [Text Block]
Summary of Significant Accounting Policies
Underwriting agreement.
Underwriting Agreement [Member]
Underwriting Agreement [Member]
Exercise of outstanding warrants and pre-funded warrants.
Exercise Of Outstanding Warrants And Pre-funded Warrants [Member]
Exercise of Outstanding Warrants And Pre-funded Warrants [Member]
Stock issued during period value stock pre funded warrant exercise.
Stock Issued During Period Value Stock Pre Funded Warrant Exercise
Issuance of common stock from pre-funded warrant exercise
Vesting [Domain]
Vesting
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross
Share based compensation options grants in the period
Granted
Schedule Of Earnings Per Share Basic And Diluted Table [Text Block]
Schedule of Earnings Per Share, Basic and Diluted
Available For Sale Securities Debt Maturities After One Through Three Years Amortized Cost
Available for sale securities debt maturities after one through three years amortized cost.
Amortized cost, one year through three years
Summary Of Contractual Maturities Of Available-for-sale Marketable Securities
Investments Classified by Contractual Maturity Date [Table Text Block]
Earnings Per Share Basic
Basic net loss per common share outstanding
Earnings Per Share, Basic, Total
Outstanding, Beginning
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
Outstanding, Ending
Share based compensation options to purchase no of common stock
Schedule Of Available For Sale Securities Reconciliation Table [Text Block]
Schedule of Fair Value And Amortized Cost Of Available-for-sale Marketable Securities
Liabilities Current
Total current liabilities
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:
Accounting Standards Update
Accounting Standards Update [Axis]
Consolidation Items [Domain]
Stockholders Equity [Abstract]
Stockholders’ equity:
Entity Small Business
Entity Small Business
Increase Decrease In Accrued Liabilities
Accrued expenses and other liabilities
Increase (Decrease) in Accrued Liabilities, Total
Retained Earnings Accumulated Deficit
Accumulated deficit
Retained Earnings (Accumulated Deficit), Total
Retained earnings accumulated deficit
Nature Of Operations
Nature of the Business
Maximum aggregate offering price of common stock which may issue and sale under agreement.
Maximum Aggregate Offering Price Of Common Stock Which May Issue And Sale Under Agreement
Aggregate offering price of common stock which may issue and sell under agreement
Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period
Forfeited
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Share based compensation arrangement by share based payment award annual increase in number of shares minimum.
Share Based Compensation Arrangement By Share Based Payment Award Annual Increase In Number Of Shares Minimum
Increase in additional number of shares to be issued
Securities purchase agreement.
Securities Purchase Agreement [Member]
Securities Purchase Agreement [Member]
Amendment Flag
Amendment Flag
Amendment Flag
Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights
Pre-funded warrants to purchase of common stock
Earnings Per Share Policy [Text Block]
Basic and Diluted Net Loss per Common Share
Liabilities And Stockholders Equity [Abstract]
Liabilities and stockholders’ equity
Entity Address Postal Zip Code
Entity Address, Postal Zip Code
Net Cash Provided By Used In Operating Activities
Net cash used in operating activities
Two thousand and nineteen stock option and grant plan.
Two Thousand And Nineteen Stock Option And Grant Plan [Member]
2019 Stock Option And Grant Plan [Member]
Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description
Common Stock [Member]
Common Stock [Member]
Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price
Granted
Accrued research and development liabilities.
Accrued Research And Development Liabilities
Accrued R&D
Entity Address Address Line1
Entity Address, Address Line One
Change in Accounting Principle, Accounting Standards Update, Immaterial Effect [true false]
Fair Value By Fair Value Hierarchy Level [Axis]
Fair Value Hierarchy and NAV
Earnings Per Share [Abstract]
Income Tax Policy [Text Block]
Income Taxes
Foreign Currency Transactions And Translations Policy [Text Block]
Foreign Currency Transactions
Issuance of common stock from warrant exercise
Stock Issued During Period Value Stock Warrant Exercise
Stock issued during period, value, stock warrant exercise.
Share based compensation arrangement by share based payment award outstanding number of shares till date.
Share Based Compensation Arrangement By Share Based Payment Award Outstanding Number Of Shares Till Date
Share based compensation options to purchase number of shares outstanding
Operating lease assets
Operating lease right-of-use assets
Operating Lease Right Of Use Asset
Credit losses related to its marketable securities
Debt Securities, Available-for-Sale, Unrealized Loss Position
Debt Securities, Available-for-Sale, Unrealized Loss Position, Total
Credit losses related to its marketable securities
Accrued research and development expenses.
Accrued Research And Development Expenses Policy [Text Block]
Accrued R&D Expenses
Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax
OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax, Total
Unrealized gains (losses) on available-for-sale marketable securities
Net unrealized (losses) gains on available-for-sale marketable securities
Document Type
Document Type
Document Type
September 2022 offering.
September Two Thousand Twenty Two Offering [Member]
September 2022 Offering [Member]
Type Of Arrangement [Axis]
Collaborative Arrangement and Arrangement Other than Collaborative
Arrangements And Nonarrangement Transactions [Member]
Collaborative Arrangement and Arrangement Other than Collaborative
Entity Central Index Key
Entity Central Index Key
Investments Debt And Equity Securities [Abstract]
Investments Debt And Equity Securities [Abstract]
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
Net increase (decrease) in cash and cash equivalents
Subsequent Event Type [Domain]
Subsequent Event Type
Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
Antidilutive securities excluded from computation of earnings per share, amount
Impairment of Long-Lived Assets to be Disposed of
Disposal of long-lived assets
Common Stock Par Or Stated Value Per Share
Common Stock, Par or Stated Value Per Share
Common stock, par or stated value per share
Accounting Standards Update
Accounting Standards Update [Domain]
Share Based Compensation Award Tranche One [Member]
Vesting First Anniversary Date of Grant [Member]
Operating Lease, Right-of-Use Asset, Periodic Reduction
Operating lease right-of-use assets
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term
Weighted Average Contractual Term, Outstanding
Amortized Cost
Available For Sale Debt Securities Amortized Cost Basis
Amortized Cost
Fair Value
Available For Sale Securities Debt Securities
Estimated Fair Value
Stock Issued During Period Shares Stock Options Exercised
Issuance of common stock from exercise of stock options (in shares)
Exercised
Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Number Of Shares
Options unvested
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares, Beginning Balance
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares, Ending Balance
Accrued Liabilities Current
Accrued expenses
Total accrued expenses
Current Fiscal Year End Date
Current Fiscal Year End Date
Document Quarterly Report
Document Quarterly Report
Summary of significant accounting policies.
Summary Of Significant Accounting Policies [Line Items]
Summary Of Significant Accounting Policies [Line Items]
Entity Address State Or Province
Entity Address, State or Province
Table depicting common stock reserved for future issuance.
Reserved For Future Issuance Table [Text Block]
Schedule of Common Stock Reserved for Future Issuance
Stockholders equity.
Stockholders Equity [Table]
Stockholders Equity [Table]
Financial Liabilities Fair Value Disclosure
Total liabilities
Fair value of liabilities
Preferred Stock Shares Outstanding
Preferred Stock, Shares Outstanding
Preferred Stock, Shares Outstanding, Beginning Balance
Preferred Stock, Shares Outstanding, Ending Balance
Preferred Stock, Shares Outstanding
Comprehensive Income Net Of Tax
Comprehensive loss
Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax
Gross Unrealized Gains
Research And Development Expense Policy
Research and Development ("R&D") Expenses
Common stock, capital shares reserved for future issuance
Common Stock, Capital Shares Reserved for Future Issuance
Marketable Securities Current
Marketable securities
Stock Issued During Period Value Stock Options Exercised
Issuance of common stock from exercise of stock options
Comprehensive Loss
Comprehensive Income, Policy [Policy Text Block]
Collaborative Arrangement Disclosure [Text Block]
Collaborative and Licensing Agreements
Long Term Loans Payable
Term loan
Term loan payable, non-current
Loans Payable, Noncurrent, Total
Subsequent Event [Member]
Subsequent Event [Member]
Marketable Securities Policy
Marketable Securities
Stock issued during period share stock pre funded warrant exercise.
Stock Issued During Period Share Stock Pre Funded Warrant Exercise
Issuance of common stock from pre-funded warrant exercise (in shares)
Other Assets Noncurrent
Other non-current assets
Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities [Axis]
Antidilutive Securities
Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period
Expired
Sharebased Compensation Arrangement By Sharebased Payment Award Award Vesting Rights Percentage
Share based compensation vesting Percentage
Basis Of Presentation And Significant Accounting Policies [Text Block]
Basis of Presentation
Other clinical development expenses
Other Clinical Development Expenses
Other clinical development expenses.
Schedule Of Compensation Cost For Share Based Payment Arrangements Allocation Of Share Based Compensation Costs By Plan Table [Text Block]
Schedule of Stock-based Compensation Expenses Recognized
Accumulated Other Comprehensive Income [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Other Comprehensive (Loss) Income [Member]
2019 Stock Incentive Plan [Member]
Two thousand and nineteen stock incentive plan.
Two Thousand And Nineteen Stock Incentive Plan [Member]
Preferred Stock Value
Preferred stock: $0.001 par value; 5,000,000 shares authorized at March 31, 2026 and December 31, 2025; no shares issued or outstanding at March 31, 2026 and December 31, 2025.
Minimum [Member]
Minimum [Member]
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value
Issued
Financial Instrument [Axis]
Financial Instrument
Assets Current [Abstract]
Current assets:
Fair Value Inputs Level3 [Member]
Level 3 [Member]
Segment Reporting [Abstract]
Schedule of Reportable Segment Loss
Schedule Of Fair Value Assets And Liabilities Measured On Recurring Basis Table [Text Block]
Schedule of Financial Assets and Financial Liabilities Measured at Fair Value on Recurring Basis
Liabilities Current [Abstract]
Current liabilities:
Shares Outstanding
Ending Balance (in shares)
Beginning Balance (in shares)
Two thousand and nineteen employee stock purchase plan.
Two Thousand And Nineteen Employee Stock Purchase Plan [Member]
2019 Employee Stock Purchase Plan [Member]
Commitments And Contingencies
Commitments and contingencies (Note 10)
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
Outstanding, Ending
Outstanding, Beginning
General And Administrative Expense [Member]
General and Administrative Expense [Member]
Accrued consulting and professional fees.
Accrued Consulting And Professional Fees
Accrued consulting and professional fees
Patent Costs Policy Policy [Text Block]
Patent Costs.
Patent Costs
Summary of significant accounting policies.
Summary Of Significant Accounting Policies [Table]
Summary Of Significant Accounting Policies [Table]
Weighted Average Number Of Shares Outstanding Basic
Weighted average common shares used in net loss per share attributable to common stockholders, basic
Weighted Average Number of Shares Outstanding, Basic, Total
Aggregate Intrinsic Value, Options exercisable
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value
Segment Reporting, Expense Information Used by CODM, Description
Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table]
Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table]
Property Plant And Equipment Type [Domain]
Long-Lived Tangible Asset
Performance-based vesting stock options.
Performance-Based Vesting Stock Options [Member]
Performance-Based Vesting Stock Options [Member]
Employee Stock Ownership Plan E S O P Plan [Domain]
Employee Stock Ownership Plan (ESOP), Plan
Proceeds From Issuance Of Private Placement
Proceeds from sale of common stock and warrants under public offering and private placement, net of issuance costs
Proceeds from sale of common stock and warrants under public and private placements, net of issuance costs
Subsequent Events
Subsequent Events [Text Block]
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
Stock-based compensation
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition, Total
Stockholders Equity
Ending Balance
Beginning Balance
Total stockholders’ equity
Preferred Stock Par Or Stated Value Per Share
Preferred Stock, Par or Stated Value Per Share
Use Of Estimates
Use of Estimates
Performance based vesting.
Performance Based Vesting [Member]
Performance Based Vesting
Entity Address Address Line2
Entity Address, Address Line Two
Fair Value Disclosures [Text Block]
Fair Value Measurements
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Roll Forward
Number of Option Shares
Schedule Of Accrued Liabilities Table [Text Block]
Schedule of Accrued Expenses
Other Assets Current
Other current assets
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]
Plan Name
Plan Name [Domain]
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]
Impairment, Long-Lived Asset, Held-for-Use
Impairment of long-lived assets
Impairment, Long-Lived Asset, Held-for-Use, Total
Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Rights
Share based compensation vesting description
Deferred Charges Policy [Text Block]
Deferred Offering Costs
Related Party Transactions By Related Party [Axis]
Related Party
Property Plant And Equipment Policy [Text Block]
Property, Equipment and Leasehold Improvements
Warrants.
Warrants Policy [Text Block]
Warrants
Schedule Of Investment Income Reported Amounts By Category [Table]
Schedule Of Investment Income Reported Amounts By Category [Table]
Entity Address City Or Town
Entity Address, City or Town
Number Of Reportable Segments
Number of reporting segment
Security Exchange Name
Security Exchange Name
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
Loss before income taxes
Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Granted
Issued
Antidilutive Securities Name [Domain]
Antidilutive Securities, Name
Stockholders Equity Note [Abstract]
Aggregate gross proceeds
Aggregate Gross Proceeds from Issuance of Private Placement
Aggregate gross proceeds from issuance of private placement.
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
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Total
Range [Member]
Statistical Measurement
Class Of Warrant Or Right Exercise Price Of Warrants Or Rights1
Exercise price per share of warrants
Assets Current
Total current assets
Document Period End Date
Document Period End Date
Title Of Individual [Axis]
Title of Individual
Fair Value Measurements Fair Value Hierarchy [Domain]
Fair Value Hierarchy and NAV
Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number
Options exercisable
Statement Of Financial Position [Abstract]
Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table]
Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table]
Vesting [Axis]
Vesting
Debt Securities Available For Sale Realized Gain Loss
Realized gains or losses on available-for-sale marketable securities
Debt Securities, Available-for-Sale, Realized Gain (Loss), Total
Realized (gain) loss on sale of available-for-sale marketable securities, net
Liabilities
Total liabilities
Equity Based Arrangements Individual Contracts Type Of Deferred Compensation [Domain]
Equity-Based Arrangements, Individual Contracts, Type of Deferred Compensation
At The Market Sales Agreement [Member]
At-the-market sales agreement.
At The Market Sales Agreement [Member]
At The Market Sales Agreement
Transfers And Servicing Of Financial Instruments Types Of Financial Instruments [Domain]
Financial Instruments
Share Based Compensation Arrangement By Share Based Payment Award Description
Share based compensation, award description
Weighted Average Number Of Diluted Shares Outstanding
Weighted average common shares used in net loss per share attributable to common stockholders, diluted
Weighted Average Number of Shares Outstanding, Diluted, Total
Entity File Number
Entity File Number
Accounting Standards Update 2023-07 [Member]
ASU 2023-07 [Member]
Cover [Abstract]
Cover
Debt securities available for sale accrued interest after allowance for credit loss statement of financial position extensible list not disclosed flag
Debt Securities Available For Sale Accrued Interest After Allowance For Credit Loss Statement Of Financial Position Extensible List Not Disclosed Flag
Debt Securities Available For Sale Accrued Interest After Allowance For Credit Loss Statement Of Financial Position Extensible List Not Disclosed Flag.
U S Treasury Securities [Member]
U.S. Treasury Securities [Member]
Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized
Total number of common shares authorized under the plan
Number Of Operating Segments
Number of operating segment
Sale Of Stock Name Of Transaction [Domain]
Sale of Stock
Sale of Stock [Domain]
Segment Reporting Disclosure [Text Block]
Segments
General And Administrative Expense
General and administrative
General and Administrative Expense, Total
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Number of Shares
Share-based compensation options vested (in shares)
Subsequent Event [Table]
Subsequent Event [Table]
Other Segment Items
Includes general administrative expense, interest expense, net, other (expense) income, net and income tax benefit.
Other segment items
Lessor Leases Policy [Text Block]
Leases
Accrued interest receivables
Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss
Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss, Total
Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Weighted Average Grant Date Fair Value
Options unvested
Share-Based Compensation Arrangement by Share-Based Payment Award, Option, Nonvested, Weighted Average Exercise Price, Beginning Balance
Share-Based Compensation Arrangement by Share-Based Payment Award, Option, Nonvested, Weighted Average Exercise Price, Ending Balance
Property Plant And Equipment Useful Life
Property, Equipment and leasehold improvements, useful life
New Accounting Pronouncements Policy Policy [Text Block]
Recently Adopted and Issued Accounting Pronouncements
Refractory chronic cough clinical trial expense
Refractory Chronic Cough Clinical Trial Expense
Refractory chronic cough clinical trial expense.
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1
Share based compensation vesting period
Financial Liabilities Fair Value Disclosure [Abstract]
Financial liabilities:
Common Stock Shares Outstanding
Common Stock, Shares, Outstanding
Common Stock, Shares, Outstanding, Beginning Balance
Common Stock, Shares, Outstanding, Ending Balance
Operating lease liabilities
Operating Lease Liability Current
Operating lease liabilities, current portion
Depreciation and amortization
Depreciation, Depletion and Amortization
Depreciation, Depletion and Amortization, Total
Document Transition Report
Document Transition Report
Operating Expenses
Total operating expenses
Research And Development Expense
Research and development
Research and Development Expense, Total
Statement Of Cash Flows [Abstract]
Warrants Initial Closing Date
Warrants initial closing date
Warrants initial closing date
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value Roll Forward
Weighted Average Exercise Price
Stock Issued During Period, Value, New Issues
Issuance of common stock under offering, less issuance costs
Issuance of common stock under offering, less issuance costs
Schedule Of Share Based Compensation Stock Options Activity Table [Text Block]
Schedule of Share-based Compensation, Stock Options, Activity
Assets Fair Value Disclosure [Abstract]
Financial assets:
Issuance of common stock from warrant exercise (in shares)
Stock Issued During Period Share Stock Warrant Exercise
Stock issued during period, share, stock warrant exercise.
Stockholders Equity Note Disclosure [Text Block]
Stockholders' Equity
Two thousand and nineteen and two thousand and twelve stock incentive plans.
Two Thousand And Nineteen And Two Thousand And Twelve Stock Incentive Plans [Member]
2019 Plan and 2012 Plan [Member]
Earnings Per Share [Text Block]
Net Loss per Share
Computer Equipment [Member]
Computer Equipment [Member]
Stockholders equity.
Stockholders Equity [Line Items]
Stockholders Equity [Line Items]
Net loss
Net loss
Net loss
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value
Aggregate Intrinsic Value, Outstanding
Earnings Per Share Basic [Line Items]
Earnings Per Share Basic [Line Items]
Exercise of common stock warrants and prefunded warrants.
Exercise Of Common Stock Warrants And Prefunded Warrants [Member]
Exercise of Common Stock Warrants and Pre-funded Warrants
Assets [Abstract]
Assets
Increase Decrease In Prepaid Deferred Expense And Other Assets
Prepaid expenses and other current assets
2012 Stock Incentive Plan [Member]
Two Thousand Twelve Stock Incentive Plan [Member]
2012 Stock Incentive Plan [Member]
Document Fiscal Year Focus
Document Fiscal Year Focus
Equity-Based Arrangements, Individual Contracts, Type of Deferred Compensation
Deferred Compensation Arrangement With Individual Share Based Payments By Type Of Deferred Compensation [Axis]
Net Cash Provided By Used In Investing Activities [Abstract]
Investing activities:
Accounts Payable Current
Accounts payable
Accounts Payable, Current, Total
Interest Expense, Nonoperating, Total
Interest Expense, Nonoperating
Interest expense
Research And Development Expense [Member]
Research and Development Expense [Member]
Investments In Debt And Marketable Equity Securities And Certain Trading Assets Disclosure [Text Block]
Marketable Securities
Fair Value Measurements
Fair Value Measurement Policy Policy [Text Block]
Options to purchase additional shares.
Options To Purchase Additional Shares
Options to purchase additional shares
Proceeds From Stock Options Exercised
Proceeds from exercises of stock options
Fair Value Disclosures [Abstract]
Commitments and Contingencies Disclosure [Abstract]
Clinical Trial Material
Clinical trial material.
Clinical trial material
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]
June Two Thousand Twenty Five Offering [Member]
June Two Thousand Twenty Five Offering [Member]
June 2025 Offering [Member]
Common Stock And Accompanying Common Stock Warrants [Member]
Common stock and accompanying common stock warrants.
Common Stock and Accompanying Common Stock Warrants [Member]
Employees, officers and non-employee consultants.
Employees Officers And Non Employee Consultants [Member]
Employees, Officers and Non-employee Consultants [Member]
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]
Share-Based Payment Arrangement [Abstract]
Assets Fair Value Disclosure
Total assets
Subsidiary Sale Of Stock [Axis]
Sale of Stock
Sale of Stock [Axis]
Net Cash Provided By Used In Investing Activities
Net cash provided by (used in) investing activities
Private Placement [Member]
Private Placement [Member]
April 2022 Private Placement [Member]
Security12b Title
Title of 12(b) Security
Schedule of Segment Reporting Information, by Segment [Table]
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 Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value
Exercised
Money Market Funds [Member]
Money Market Funds [Member]
Related and Nonrelated Parties [Domain]
Related Party
Income Tax Disclosure [Text Block]
Income Taxes
New Enterprise Associates 16, L.P.
New Enterprise Associates16 Limited Partnership [Member]
New Enterprise Associates 16, L.P [Member]
Finance lease assets
Finance lease right-of-use assets
Finance Lease, Right-of-Use Asset, after Accumulated Amortization
Finance Lease, Right-of-Use Asset, after Accumulated Amortization, Total
Increase Decrease In Operating Capital [Abstract]
Changes in operating assets and liabilities:
Common stock purchase agreement.
Common Stock Purchase Agreement [Member]
Common Stock Purchase Agreement [Member]
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
Outstanding, Ending
Outstanding, Beginning
Income Tax Disclosure [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]
Additional Paid In Capital [Member]
Additional Paid-in Capital [Member]
Fair Value Measurement Frequency [Domain]
Measurement Frequency
Statement of Income Location, Balance [Axis]
Income Statement Location
Change in Accounting Principle, Accounting Standards Update, Adoption Date
Change in accounting principle, accounting standards update, adoption date
Trading Symbol
Trading Symbol
Amortized cost, less than one year
Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One
Director [Member]
Director [Member]
Subsequent Event Type [Axis]
Subsequent Event Type
Warrants expiration date.
Warrants Expiration Date
Warrants expiration date
Net Cash Provided By Used In Financing Activities [Abstract]
Financing activities:
Fair Value Measurements Recurring [Member]
Fair Value, Measurements, Recurring [Member]
Entity Ex Transition Period
Entity Ex Transition Period
Statement Equity Components [Axis]
Equity Components
Share-based Compensation Arrangement by Share-based Payment Award, Options, Non-vested, Aggregate Intrinsic Value
Share-based compensation arrangement by share-based payment award, options, non-vested, aggregate intrinsic value.
Aggregate Intrinsic Value, Options unvested
Nonoperating Income Expense
Total other income, net
Equity Component [Domain]
Equity Component
Fair Value By Asset Class [Axis]
Asset Class
Two thousand and twelve stock incentive plan.
Two Thousand And Twelve Stock Incentive Plan [Member]
2012 Stock Incentive Plan [Member]
Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period
Share based compensation grant period
Schedule Of Investment Income Reported Amounts By Category [Line Items]
Schedule Of Investment Income Reported Amounts By Category [Line Items]
Maximum [Member]
Maximum [Member]
Range [Axis]
Statistical Measurement
Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price
Exercised
Prepaid expenses
Prepaid Expense Current
Prepaid Expense, Current, Total
Employee Stock Ownership Plan E S O P Disclosures By Plan [Axis]
Employee Stock Ownership Plan (ESOP) Name
Common Stock Value
Common stock: $0.001 par value; 200,000,000 shares authorized at March 31, 2026 and December 31, 2025; and 128,411,048 and 128,306,056 shares issued and outstanding at March 31, 2026 and December 31, 2025, respectively.
Finance Lease, Principal Payments
Finance lease payments
Payments of finance lease
Finance lease payments
Furniture and office equipment.
Furniture And Office Equipment [Member]
Furniture and Office Equipment [Member]
Impairment Or Disposal Of Long Lived Assets Policy [Text Block]
Impairment of Long-Lived Assets
Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Exercised
Exercised
Exercised
Preferred Stock Shares Authorized
Preferred Stock, Shares Authorized
Preferred Stock, Shares Authorized
Thomas Sciascia [Member]
Thomas Sciascia.
Entity Registrant Name
Entity Registrant Name
Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax
Gross Unrealized Losses
Gross Unrealized Losses
Other Nonoperating Income (Expense), Total
Other Nonoperating Income (Expense)
Other income (expense), net
Additional Paid In Capital
Additional paid-in capital
Additional Paid in Capital, Total
Subsequent Events [Abstract]
Income Tax Expense Benefit
Income tax benefit
Income Tax Expense (Benefit), Total
Income tax benefit
Fair Value By Measurement Frequency [Axis]
Measurement Frequency
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Entity Common Stock Shares Outstanding
Entity Common Stock, Shares Outstanding
Compensation Related Costs Policy [Text Block]
Stock-Based Compensation
Fair Value By Liability Class [Axis]
Liability Class
Accumulated Other Comprehensive Income Loss Net Of Tax
Accumulated Other Comprehensive Income (Loss), Net of Tax, Total
Accumulated other comprehensive (loss) income
Consolidation Items [Axis]
Payments to Acquire Property, Plant, and Equipment
Purchases of property, equipment and leasehold improvements
Payments to Acquire Property, Plant, and Equipment, Total
Total assets
Assets
Weighted Average Contractual Term, Options exercisable
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term
Income Statement [Abstract]
Share based compensation arrangement by share based payment award annual increase minimum percentage of outstanding stock.
Share Based Compensation Arrangement By Share Based Payment Award Annual Increase Minimum Percentage Of Outstanding Stock
Percentage of number of common stock, shares outstanding
Stock Issued During Period Shares New Issues
Issuance of common stock, net of commissions and allocated fees, less issuance costs (in shares)
Sale of stock during the period
pre-funded warrants.
Pre Funded Warrants [Member]
Pre-funded Warrants [Member]
Earnings Per Share Diluted
Diluted net loss per common share outstanding
Earnings Per Share, Diluted, Total
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Schedule of Reportable Segment Loss
Operating Segments [Member]
Segment [Member]
Title Of Individual With Relationship To Entity [Domain]
Title of Individual
City Area Code
City Area Code
Other clinical trials and studies
Other Clinical Trials and Studies
Other clinical trials and studies.
Segment Reporting Information [Line Items]
Common stock warrants exercise price and expiration date description.
Common Stock Warrants Exercise Price and Expiration Date Description
Common stock warrants exercise price and expiration date description
Derivative Fair Value Of Derivative Liability
Term loan derivative liability
Term loan derivative liability
Cash And Cash Equivalents Policy [Text Block]
Cash Equivalents
April 2026 Offering [Member]
April Two Thousand And Twenty Six Offering [Member]
April Two Thousand And Twenty Six Offering.
Property Plant And Equipment Net
Property, equipment and leasehold improvements, net
Property, Plant and Equipment, Net, Total
Accrued expenses disclosure text block.
Accrued Expenses Disclosure [Text Block]
Accrued Expenses
Lincoln park capital purchase agreement.
Lincoln Park Capital Purchase Agreement [Member]
LPC Purchase Agreement [Member]
Corporate Bond Securities [Member]
Corporate Bonds [Member]
Operating Income Loss
Loss from operations
Loss from operations
Loss from operations
Retained Earnings [Member]
Accumulated Deficit [Member]
Stock-based compensation
Total stock-based compensation expenses
Total stock-based compensation expenses
Stock-based compensation expense
Payments Of Stock Issuance Costs
Estimated commissions and allocated fees
Payments of offering costs
Stock issuance cost
Operating lease liabilities
Operating Lease Liability Noncurrent
Operating lease liabilities, long term portion
Fair Value Inputs Level1 [Member]
Level 1 [Member]
Class Of Stock [Line Items]
Class Of Stock [Line Items]
Net Cash Provided By Used In Financing Activities
Net cash provided by financing activities
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]
Change in accounting principle, accounting standards update, adopted
Long Term Debt [Member]
Term Loan Derivative Liability [Member]
Investments Fair Value Disclosure
Marketable securities
Investments, Fair Value Disclosure, Total
Other income (expense):
Nonoperating Income Expense [Abstract]
Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Text Block]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share
Corporate Debt Securities [Member]
Corporate Bonds [Member]
Entity Interactive Data Current
Entity Interactive Data Current
Statement of Income Location, Balance [Domain]
Income Statement Location
Net Cash Provided By Used In Operating Activities [Abstract]
Operating activities:
Accretion Amortization Of Discounts And Premiums Investments
Accretion of available-for-sale marketable securities, net
Entity Tax Identification Number
Entity Tax Identification Number
Other Directors or Officers [Member]
Other directors or officers.
Marketable securities, continuous unrealized loss position, 12 months or longer
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions
Marketable securities, continuous unrealized loss position, 12 months or longer
Proceeds from maturities of available-for-sale marketable securities
Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-Sale
Local Phone Number
Local Phone Number
Disclosure of accounting policy for unaudited interim financial information.
Interim Financial Information Policy [Text Block]
Unaudited Interim Financial Information
Fair Value, one year through three years
Available For Sale Securities Debt Maturities After One Through Three Years Fair Value
Available for sale securities debt maturities after one through three years fair value.
Accounting Policies [Abstract]
Schedule Of Earnings Per Share Basic By Common Class [Table]
Schedule Of Earnings Per Share Basic By Common Class [Table]
Commercial Paper [Member]
Commercial Paper [Member]
Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant
Number of shares available for grant
Schedule Of Stock By Class [Table]
Schedule Of Stock By Class [Table]
Entity Emerging Growth Company
Entity Emerging Growth Company