Business, basis of presentation, new accounting standards and summary of significant accounting policies - Additional Information (Details)	3 Months Ended												12 Months Ended
	Dec. 31, 2021 USD ($)		Sep. 30, 2021 USD ($)	[2]	Jun. 30, 2021 USD ($)	Mar. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	[3]	Sep. 30, 2020 USD ($)	[4]	Jun. 30, 2020 USD ($)	Mar. 31, 2020 USD ($)	Dec. 31, 2021 USD ($) Segment Location	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Business Basis Of Presentation New Accounting Standards And Summary Of Significant Accounting Policies [Line Items]
Net loss	$ (42,960,000)	[1]	$ (47,420,000)		$ (42,652,000)	$ (39,383,000)	$ (42,087,000)		$ (32,612,000)		$ (51,976,000)	$ (56,849,000)	$ (172,415,000)	$ (183,524,000)	$ (176,145,000)
Current liabilities over current assets													133,400,000
Total liabilities over total assets													93,600,000
Cash FDIC insured amount	250,000												$ 250,000
License rights cost amortized expiration period													2039-06
Number of reportable segment | Segment													1
Number of operating segment | Segment													1
Number of geographic location | Location													1
Loss contingency accrual	0												$ 0
ANNOVERA [Member]
Business Basis Of Presentation New Accounting Standards And Summary Of Significant Accounting Policies [Line Items]
Return period of unsalable prescription products													12 months
Vitamins, IMVEXXY and BIJUVA [Member]
Business Basis Of Presentation New Accounting Standards And Summary Of Significant Accounting Policies [Line Items]
Shelf life of prescription products													24 months
BIJUVA and ANNOVERA [Member]
Business Basis Of Presentation New Accounting Standards And Summary Of Significant Accounting Policies [Line Items]
Shelf life of prescription products													18 months
VitaCare [Member] | COVID-19 [Member]
Business Basis Of Presentation New Accounting Standards And Summary Of Significant Accounting Policies [Line Items]
Cost savings initiative to reduce annual costs	20,000,000.0												$ 20,000,000.0
Minimum [Member] | Land and Building [Member]
Business Basis Of Presentation New Accounting Standards And Summary Of Significant Accounting Policies [Line Items]
Useful life of assets													3 years
Minimum [Member] | Software and Software Development Costs [Member]
Business Basis Of Presentation New Accounting Standards And Summary Of Significant Accounting Policies [Line Items]
Useful life of assets													5 years
Minimum [Member] | COVID-19 [Member]
Business Basis Of Presentation New Accounting Standards And Summary Of Significant Accounting Policies [Line Items]
Cost savings initiative to reduce annual costs	$ 40,000,000.0												$ 40,000,000.0
Maximum [Member]
Business Basis Of Presentation New Accounting Standards And Summary Of Significant Accounting Policies [Line Items]
Return period of unsalable prescription products													12 months
Maximum [Member] | Land and Building [Member]
Business Basis Of Presentation New Accounting Standards And Summary Of Significant Accounting Policies [Line Items]
Useful life of assets													7 years
Maximum [Member] | Software and Software Development Costs [Member]
Business Basis Of Presentation New Accounting Standards And Summary Of Significant Accounting Policies [Line Items]
Useful life of assets													7 years

[1] Included $5.1 million in senior executive severances, which included our former CEO.

[2] Included $7.3 million in senior executive severances, which included our former EVP of Operations.

[3] Included $0.5 million in write off of certain costs related to trademarks and patents.

[4] Included (i) $2.0 million in license revenue related to the Knight License Agreement, (ii) $5.7 million in inventory charge, primarily related to BIJUVA, and (iii) $0.6 million in write off of certain costs related to trademarks and patents.