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v3.23.2

Description of Business and Significant Accounting Policies - Additional Information (Detail) | 1 Months Ended | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Jan. 31, 2022 USD ($) | Jun. 30, 2021 USD ($) | Apr. 30, 2021 USD ($) | Jun. 30, 2023 USD ($) Segment | Jun. 30, 2022 USD ($) | Dec. 31, 2022 USD ($) | Mar. 31, 2021 USD ($) | Jul. 01, 2013 USD ($)
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items] |  |  |  |  |  |  |  |  |
Accumulated deficit |  |  |  |  | $ (3,232,529,000) |  | $ (3,217,469,000) |  |
Cash and cash equivalents |  |  |  |  | 86,184,000 |  | 69,767,000 |  |
Short-term investments |  |  |  |  | 58,163,000 |  | 101,079,000 |  |
Long-term investments |  |  |  |  | 2,282,000 |  | 1,961,000 |  |
Financing liability |  |  |  |  | $ 104,100,000 |  | 104,100,000 |  |
Number of operating segment | Segment |  |  |  |  | 1 |  |  |  |
Purchase of available-for-sale investment |  |  |  |  |  | $ 5,000,000 |  |  |
Milestone Rights Payment |  |  |  |  | $ 5,000,000 |  |  |  |
Maximum | AFREZZA product sales |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items] |  |  |  |  |  |  |  |  |
Sales return right following product expiration in months |  |  |  |  | 12 months |  |  |  |
Minimum | AFREZZA product sales |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items] |  |  |  |  |  |  |  |  |
Sales return right following product expiration in months |  |  |  |  | 6 months |  |  |  |
Convertible Promissory Note | Thirona Bio, Inc. |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items] |  |  |  |  |  |  |  |  |
Purchase of available-for-sale investment |  | $ 5,000,000.0 | $ 3,000,000.0 |  |  |  |  |  |
Interest rate |  |  |  |  | 6.00% |  |  |  |
MidCap Credit Facility |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items] |  |  |  |  |  |  |  |  |
Principal amount | [1] |  |  |  | $ 40,000,000 |  | $ 40,000,000 |  |
Principal prepayment against outstanding term loans |  |  |  | $ 10,000,000.0 |  |  |  |  |
MidCap Credit Facility | Tranche Three |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items] |  |  |  |  |  |  |  |  |
Amount available under credit facility |  |  |  | $ 60,000,000.0 | 60,000,000.0 |  |  | $ 25,000,000.0 |
Milestone Rights Liability | Deerfield |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items] |  |  |  |  |  |  |  |  |
Contingent liability remain payable |  |  |  |  | $ 60,000,000.0 |  |  |  | $ 60,000,000.0
Milestone Rights Liability | Maximum | Deerfield |  |  |  |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items] |  |  |  |  |  |  |  |  |
Contingent liability for milestone payments |  |  |  |  |  |  |  |  | $ 90,000,000.0
[1] | In August 2022, the Company amended the MidCap credit facility and transitioned the benchmark interest rate from LIBOR to the Secured Overnight Financing Rate (“SOFR”).

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