Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash flows from operating activities:
Net loss	$ (43,534)	$ (12,919)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation	4,161	4,742
Accretion of interest on convertible note - related party	2,369
Amortization of convertible note issuance costs	13	7
Provision for bad debt	(1)	(98)
Stock-compensation expense	4,123	2,046
Reduction in the carrying amount of operating lease right-of-use assets	1,219	520
Changes in operating assets and liabilities:
Accounts receivable	(9,054)	(3,570)
Inventories	(5,013)	3,661
Prepaid expenses and other assets	(2,500)	(1,174)
Accounts payable	15,980	3,962
Accrued expenses	154	3,083
Deferred revenue	295	(192)
Operating lease liabilities	(1,076)	(597)
Net cash used in operating activities	(32,864)	(529)
Cash flows from investing activities:
Capital expenditures	(52,359)	(3,879)
Net cash used in investing activities	(52,359)	(3,879)
Cash flows from financing activities:
Proceeds from issuance of convertible note related party	100,000
Issuance costs from convertible note	(185)
Proceeds from employee stock option exercises	174	693
Payments made for employee restricted stock tax withholdings	(2,339)	(2,677)
Proceeds from private placement of common stock	50,000	75,000
Fees and issuance costs from private placement of common stock	(136)	(1,414)
Repayment of prepayment liability	(4,728)
Net cash provided by financing activities	170,844	90,169
Net increase in cash	85,621	85,761
Cash and cash equivalents at beginning of period	76,564	16,496
Cash and cash equivalents at end of period	162,185	102,257
Supplemental disclosures of cash flow information:
Interest paid	95	113
Income taxes paid	0	0
Supplemental disclosures of non-cash activities:
Right-of-use assets obtained in exchange for new operating lease liabilities	5,582	9,032
Capitalized interest	524
Changes in accrued capital expenditures	17,706	209
At The Market Offering [Member]
Cash flows from financing activities:
Proceeds from offering, net	28,404	18,611
Fees and issuance costs from at-the-market offering	$ (346)	$ (44)