CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Cash flows from operating activities:
Net loss	$ (93,318)	$ (152,458)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	12,396	21,005
Amortization of debt issuance costs	8	49
Stock-based compensation	11,472	19,346
Inventory write-down	2,686	8,253
Deferred taxes	912	(474)
Impairment expense	1,800	27,374
Realized loss on equity investment	0	84
Net loss from sales of businesses	459	2,772
Changes in assets and liabilities:
Accounts receivable	1,963	1,000
Inventory	6,903	47,529
Prepaid expenses and other current assets	1,624	(1,158)
Operating lease right-of-use assets and current and noncurrent lease liabilities	(11,300)	2,555
Accounts payable and accrued expenses	1,016	(6,706)
Other long-term liabilities	(9)	38
Deferred revenue	(472)	569
Net cash used in operating activities	(63,860)	(30,222)
Cash flows from investing activities:
Purchase of property and equipment	(4,095)	(10,870)
Proceeds from sale of equity investment	0	166
Proceeds from sales of businesses	4,010	2,182
Changes in security deposits	2,203	810
Net cash provided by (used in) investing activities	2,118	(7,712)
Cash flows from financing activities:
Proceeds from issuance of common stock under the employee stock purchase plan	254	327
Proceeds from the exercise of stock options	34	894
Taxes withheld and paid on employee stock awards	(1)	(581)
Net cash provided by financing activities	287	640
Effect of foreign exchange rate changes on cash, cash equivalents, and restricted cash	(1,635)	200
Net decrease in cash, cash equivalents, and restricted cash	(63,090)	(37,094)
Cash, cash equivalents, and restricted cash—beginning of year	130,673	167,767
Cash, cash equivalents, and restricted cash—end of year	67,583	130,673
Supplemental disclosures of cash flow information:
Cash paid for interest	124	111
Cash paid for taxes	1,667	1,785
Noncash investing and financing activities:
Purchase of property and equipment included in accrued liabilities	54	0
Stock-based compensation included in capitalized internal-use software	267	866
Reconciliation of cash, cash equivalents, and restricted cash:
Cash and cash equivalents	66,732	130,032
Restricted cash included in prepaid expenses and other current assets	851	641
Total cash, cash equivalents, and restricted cash	$ 67,583	$ 130,673