Consolidated Statements of Cash Flow (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
CASH FLOWS FROM OPERATING ACTIVITIES
Net loss	$ (52,550)	$ (76,437)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	1,582	1,217
Loss on disposal of fixed assets	13	15
Gain on change in fair value of warrants	(9,738)	(0)
Gain on foreign currency transactions	40	37
Stock-based compensation	(1,478)	29,488
Changes in operating assets and liabilities:
Accounts receivable	2,354	14,083
Inventories	(2,570)	(1,961)
Deferred fulfillment costs	(8,839)	(9,912)
Prepaid expenses and other assets	4,288	(3,729)
Accounts payable	984	3,621
Accrued expenses	(3,883)	2,866
Contract liabilities	6,491	1,434
Other liabilities	(30)	(62)
Net cash used in operating activities	(63,336)	(39,340)
CASH FLOWS FROM INVESTING ACTIVITIES
Capital expenditures	(1,268)	(2,139)
Net cash used in investing activities	(1,268)	(2,139)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from exercise of stock options	1,828	495
Net cash provided by financing activities	1,828	495
Effect of exchange rate on cash	(58)	(43)
Net decrease in cash, cash equivalents, and restricted cash	(62,834)	(41,027)
Cash, cash equivalents, and restricted cash at beginning of period	171,951	94,978
Cash, cash equivalents, and restricted cash at end of period	109,117	53,951
NON-CASH INVESTING AND FINANCING ACTIVITIES
Deferred transaction costs not yet paid included in accrued expenses		(1,656)
Right of use asset	(7,933)
Lease liability	10,114
Net investment in lease	884
Purchase of property and equipment included in accounts payable and accrued expenses	193	156
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents [Abstract]
Cash	108,363	52,830
Restricted Cash	754	1,121
Cash, cash equivalents, and restricted cash	$ 109,117	$ 53,951