Description of Business - Additional Information (Details) $ / shares in Units, $ in Thousands		1 Months Ended					12 Months Ended
	Nov. 23, 2022 USD ($)	Jan. 31, 2023	Nov. 30, 2022 USD ($) shares	Oct. 31, 2022 shares	Sep. 30, 2022 USD ($)	Apr. 29, 2022 USD ($)	Dec. 31, 2022 USD ($) $ / shares shares	Dec. 31, 2020 shares	Jan. 01, 2023 $ / shares	Jun. 30, 2022 USD ($)	Dec. 31, 2021 USD ($) $ / shares	Sep. 21, 2021 USD ($)
Description Of Business [Line Items]
Reverse stock split description							1-for-20 basis
Common stock, par value | $ / shares							$ 0.0001				$ 0.0001
Insurance claims received under FEHB program												$ 44,000
Unsubmitted and unpaid claims					$ 16,100
Reduction in insurance related accounts receivable							$ 16,100
Reduction in insurance related revenue from contracts with customer							11,600
Reduction in net revenue							300
Reduction in insurance related allowance for doubtful accounts receivable							4,500
Reduction in revenue related to unpaid claims							11,263
Increase in insurance related revenue from contracts with customer							11,300
Proceeds from issuance of common stock							27,598
Cash and cash equivalents							101,238				$ 110,500
Accumulated deficit							$ 514,299				356,812
Civil Settlement Agreement
Description Of Business [Line Items]
Settlement liability											$ 34,400
Civil Settlement Agreement | U.S. Government
Description Of Business [Line Items]
Settlement Liability						$ 34,400
2022 Convertible Notes | Note Purchase Agreement
Description Of Business [Line Items]
Debt instrument maximum Issuance amount										$ 125,000
Aggregate principal amount			$ 5,500							$ 100,000
Rights
Description Of Business [Line Items]
Proceeds from issuance of common stock	$ 27,600		$ 27,600
Rights | 2022 Convertible Notes | Note Purchase Agreement
Description Of Business [Line Items]
Issuance of shares | shares			18,750,000
Subsequent Event [Member]
Description Of Business [Line Items]
Reverse stock split description		On January 11, 2023, the Company announced that the Board had approved the Reverse Stock Split, and on January 17, 2023, the Reverse Stock Split was effected. The Company’s common stock began trading on a split-adjusted basis on January 18, 2023. The number of authorized shares and par values of the common stock were not adjusted as a result of this amendment.
Common stock, par value | $ / shares									$ 0.0001
Reverse stock split ratio		0.20
Common Stock
Description Of Business [Line Items]
Issuance of shares | shares							2,928,701	451,481
Conversion of convertible notes, Shares | shares							15,821,299
Common Stock | Rights
Description Of Business [Line Items]
Issuance of shares | shares				18,750,000