Certain Balance Sheet Accounts - Additional Information (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Property, Plant and Equipment [Line Items]
Intangible assets, net	$ 2,403,000		$ 2,403,000		$ 1,696,000
Accumulated amortization	407,000		407,000		329,000
Capitalized software development costs	1,886,000		1,886,000		1,101,000
Capitalized computer software, amortization			0
Impairment of intangible assets, finite-lived			0	$ 0
Accrued sales return current	$ 15,251,000		$ 15,251,000		21,179,000
Preferred stock authorized (in shares)	100,000,000		100,000,000
Preferred stock, par or stated value per share (in dollars per share)	$ 0.0001		$ 0.0001
Preferred stock outstanding (in shares)	0		0
Customers For Which Returns Are Expected To Be Received
Property, Plant and Equipment [Line Items]
Accrued sales returns resulting from FDA Warning Letter	$ 13,013,000		$ 13,013,000		$ 20,145,000
Tooling and manufacturing equipment
Property, Plant and Equipment [Line Items]
Depreciation and amortization expense	208,000	$ 147,000	398,000	297,000
Property and Equipment
Property, Plant and Equipment [Line Items]
Depreciation and amortization expense	$ 320,000	$ 223,000	$ 629,000	$ 438,000