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Segments (Tables) | 6 Months Ended
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Jun. 30, 2026
Segment Reporting [Abstract] |
Schedule of Reportable Segment Loss | The following table presents reportable segment loss, including significant expense categories, attributable to the Company’s reportable segment for the periods presented:
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2026 |  |  | 2025 |  |  | 2026 |  |  | 2025 |
Chronic cough in IPF clinical trial expense |  | $ | 4,347 |  |  | $ | 3,039 |  |  | $ | 6,034 |  |  | $ | 5,921 |
Refractory chronic cough clinical trial expense |  |  | 2,028 |  |  |  | 434 |  |  |  | 3,106 |  |  |  | 1,252 |
Clinical trial material |  |  | 2,351 |  |  |  | 330 |  |  |  | 3,904 |  |  |  | 564 |
Other clinical trials and studies 1 |  |  | 1,144 |  |  |  | 1,269 |  |  |  | 2,443 |  |  |  | 1,317 |
Other clinical development expenses 2 |  |  | 1,848 |  |  |  | 1,861 |  |  |  | 3,371 |  |  |  | 3,279 |
Employee compensation (excluding stock compensation expense) |  |  | 3,347 |  |  |  | 2,818 |  |  |  | 6,506 |  |  |  | 5,775 |
Stock-based compensation expense |  |  | 3,272 |  |  |  | 1,384 |  |  |  | 5,463 |  |  |  | 2,592 |
Other segment items 3 |  |  | 2,156 |  |  |  | 2,573 |  |  |  | 4,554 |  |  |  | 4,473 |
Interest income, net |  |  | (2,696 | ) |  |  | (1,407 | ) |  |  | (4,392 | ) |  |  | (2,532 | )
Net loss |  | $ | 17,797 |  |  | $ | 12,301 |  |  | $ | 30,989 |  |  | $ | 22,641 |
(1) Includes expense related to the Company’s Phase 1 NDA supportive studies (2) Includes expense related to general research and development activities, regulatory, medical affairs, and quality assurance. (3) Includes general administrative expense, other (expense) income, net and income tax benefit.

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- Definition Tabular disclosure of segment reporting. Includes, but is not limited to, reconciliation of reportable segment amount to corresponding consolidated total. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 31 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-31 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 34 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-34 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-32 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 30 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-30 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 26C -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-26C Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 26B -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-26B Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 26A -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-26A Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 25 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-25 Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 22 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-22 Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-15 + Details
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