BALANCE SHEET COMPONENTS - Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Prepaid expenses	$ 6,152	$ 5,333
Non-trade receivables	5,570	6,064
Inventory deposits	4,843	415
Holdback receivable	3,655	0
Prepaid insurance premiums	2,148	3,611
Deposits	1,643	3,917
Prepaid software	1,421	1,015
Deferred implementation costs	479	2,101
Headquarters sale agreement receivable	0	5,487
Prepaid expenses and other current assets	$ 25,911	$ 27,943