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Basis of Presentation and Summary of Significant Accounting Policies (Details) |  |  | 1 Months Ended | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Feb. 28, 2021 USD ($) shares | Feb. 18, 2021 USD ($) shares | Jun. 30, 2022 USD ($) | Mar. 31, 2021 USD ($) | Feb. 28, 2021 USD ($) shares | Sep. 30, 2022 USD ($) shares | Mar. 31, 2022 USD ($) | Sep. 30, 2021 USD ($) shares | Mar. 31, 2021 shares | Dec. 31, 2020 USD ($) | Sep. 30, 2022 USD ($) reporting_unit shares | Sep. 30, 2021 USD ($) shares | Dec. 31, 2021 USD ($)
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Settlement payment from Daewoong |  |  |  | $ (25,500,000) |  | $ 0 |  | $ 0 |  |  | $ 0 | $ 25,500,000 |
Property, plant and equipment, useful life |  |  |  |  |  |  |  |  |  |  | 5 years |  |
Number of reporting units | reporting_unit |  |  |  |  |  |  |  |  |  |  | 1 |  |
Impairment of goodwill |  |  |  |  |  | 0 |  | 0 |  |  | $ 0 | 0 |
Impairment of intangible assets |  |  |  |  |  | 0 |  | 0 |  |  | 0 | 0 |
Revenue |  |  |  |  |  | 33,899,000 |  | 26,677,000 |  |  | 104,970,000 | 65,016,000 |
Accrued revenue contract liabilities |  |  |  |  |  | 10,188,000 |  |  |  |  | 10,188,000 |  | $ 7,934,000
Contract with customer liability revenue recognized |  |  |  |  |  |  |  |  |  |  | 7,566,000 | 2,802,000 |
Allowance for doubtful accounts |  |  |  |  |  | 3,271,000 |  |  |  |  | 3,271,000 |  | 2,385,000
Credit loss expense (reversal) |  |  |  |  |  | (623,000) |  | 188,000 |  |  | 1,363,000 | 501,000 |
Accounts receivable, writeoff |  |  |  |  |  | 392,000 |  | 23,000 |  |  | 477,000 | 214,000 |
In-process research and development |  |  | $ 2,000,000 |  |  | 0 |  | 0 |  |  | 2,000,000 | 0 |
Loss contingency accrual |  |  |  |  |  | 0 |  |  |  |  | 0 |  | 0
Litigation settlement, expense |  |  |  |  |  |  |  |  |  | $ 83,421,000 |  |  |
Payments for legal settlements |  |  |  |  | $ 48,421,000 |  |  |  |  |  |  |  |
Accrued litigation settlement |  |  |  |  |  | 5,000,000 |  |  |  |  | 5,000,000 |  | 15,000,000
Accrued litigation settlement |  |  |  |  |  | 0 |  |  |  |  | 0 |  | $ 5,000,000
Income tax expense (benefit) |  |  |  |  |  | $ 12,000 |  | $ 12,000 |  |  | $ 38,000 | $ 33,000 |
Stock options |  |  |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Securities excluded from the computation of diluted net loss per share (in shares) | shares |  |  |  |  |  | 4,932,632 |  | 3,873,352 |  |  | 4,932,632 | 3,873,352 |
Restricted Stock Units (RSUs) |  |  |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Securities excluded from the computation of diluted net loss per share (in shares) | shares |  |  |  |  |  | 2,638,803 |  | 1,771,938 |  |  | 2,638,803 | 1,771,938 |
Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of common stock in connection with litigation settlement (in shares) | shares | 6,762,652 | 6,762,652 |  |  | 6,762,652 |  |  |  | 6,762,652 |  |  |  |
Intellectual Property Disputes, Jeuveau |  |  |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss contingency accrual | $ 35,000,000 | $ 35,000,000 |  |  | $ 35,000,000 |  |  |  |  | $ 35,000,000 |  |  |
Settlement agreement, payment terms (in years) |  | 2 years |  |  | 2 years |  |  |  |  |  |  |  |
Loss contingency accrual, payments |  |  |  |  |  |  | $ 15,000 | $ 15,000,000 |  |  |  |  |
Payments for legal settlements |  |  |  |  |  |  | $ 15,000,000 | 15,000 |  |  |  |  |
Service revenue |  |  |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  | $ 684,000 |  | $ 0 |  |  | $ 1,366,000 | $ 702,000 |
Distribution right |  |  |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-Average Life (Years) |  |  |  |  |  |  |  |  |  |  | 20 years |  | 20 years
Internal-use software |  |  |  |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-Average Life (Years) |  |  |  |  |  |  |  |  |  |  | 2 years |  |

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