Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Narrative (Details)

v3.24.1.1.u2
Summary of Significant Accounting Policies - Narrative (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Dec. 31, 2023
Class of Stock [Line Items]      
Accumulated deficit $ 624,481   $ 621,090
Cash and cash equivalents $ 77,757 $ 81,653 86,411
Customer complementary membership period 75 days    
Contractual liabilities $ 6,569   7,154
Fulfillment cost 12,100 17,000  
Deferred Revenue      
Class of Stock [Line Items]      
Contractual liabilities 6,600   7,200
Contract with customer, liability, revenue recognized 3,700    
Other Current Liabilities      
Class of Stock [Line Items]      
Contractual liabilities 100   $ 100
Contract with customer, liability, revenue recognized 100    
Shipping and Handling      
Class of Stock [Line Items]      
Fulfillment cost 7,300 10,400  
Fulfillment Labor      
Class of Stock [Line Items]      
Fulfillment cost $ 2,800 $ 3,900  
Cost of Goods and Service, Product and Service Benchmark | Supplier Concentration Risk | Five Suppliers      
Class of Stock [Line Items]      
Concentration risk, percentage 40.00% 50.00%