Summary of Significant Accounting Policies - Additional Information (Details)	12 Months Ended
	Dec. 31, 2021 USD ($) Customer Segment	Dec. 31, 2020 USD ($) Customer	Dec. 31, 2019 USD ($)	Jan. 01, 2022 USD ($)
Significant Accounting Policies [Line Items]
Allowance for doubtful accounts	$ 0	$ 0
Income tax benefit recognition, minimum percentage of likelihood being realized	50.00%
Percentage of fair value in excess of carrying amount	21.00%
Goodwill impairment description	The Company performed a full step one impairment test at December 31, 2021 and concluded no impairment and that its estimated fair-values exceeded its carrying values by 21% as of the year-ended December 31, 2021.
Goodwill impairment	$ 0
Number of reportable segments | Segment	1
Operating Lease Liability Current Statements Of Financial Position Extensible List				AccruedExpensesAndOtherLiabilitiesCurrent
Subsequent Event
Significant Accounting Policies [Line Items]
Right-of-use asset				$ 700,000
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]				Prepaid and other current assets
Operating lease, liability				$ 700,000
Sales and distribution expenses
Significant Accounting Policies [Line Items]
Advertising cost	$ 9,000,000.0	6,300,000	$ 4,800,000
Shipping and handling cost	43,400,000	20,400,000	17,200,000
Other Expense, Net | Maximum
Significant Accounting Policies [Line Items]
Net loss from foreign currency transactions	$ (100,000)	$ (100,000)	$ (100,000)
Customer Concentration Risk | Revenue Benchmark
Significant Accounting Policies [Line Items]
Number of customer accounted | Customer	0	0
Customer Concentration Risk | Revenue Benchmark | Amazon
Significant Accounting Policies [Line Items]
Percentage of concentration of credit risk	93.00%	88.00%
Customer Concentration Risk | Accounts Receivable
Significant Accounting Policies [Line Items]
Number of customer accounted | Customer	0	0
Customer Concentration Risk | Accounts Receivable | Amazon
Significant Accounting Policies [Line Items]
Percentage of concentration of credit risk	42.00%	68.00%
Other Noncurrent Assets
Significant Accounting Policies [Line Items]
Restricted cash deposit associated with credit facility	$ 100,000	$ 100,000
Prepaid Expenses and Other Current Assets
Significant Accounting Policies [Line Items]
Returned deposit for inventory to pay into an escrow account		3,300,000
Prepaid Expenses and Other Current Assets | MidCap Credit Facility
Significant Accounting Policies [Line Items]
Restricted cash deposit associated with credit facility	5,900,000
Prepaid Expenses and Other Current Assets | Letter of Credit
Significant Accounting Policies [Line Items]
Restricted cash deposit associated with credit facility	2,000,000.0
Accrued Liabilities
Significant Accounting Policies [Line Items]
Refund liabilities for sales returns	$ 600,000	$ 500,000