Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Cash flows from operating activities
Net loss	$ (23,913)	$ (80,299)
Adjustments to reconcile net loss to net cash used in operating activities
Impairment of intangible assets	0	69,900
Settlement of Global Cooling escrow	(5,115)	0
Depreciation	3,724	3,257
Amortization of intangible assets	2,911	5,725
Amortization of loan costs	13	0
Stock-based compensation	14,220	11,372
Non-cash lease expense	28	1,308
Deferred income tax expense (benefit)	13	(4,338)
Change in fair value of contingent consideration	(198)	(5,695)
Amortization of investments	(740)	0
Loss on disposal of property and equipment, net	215	35
Loss (gain) on disposal of assets held for rent, net	336	(264)
Other	(53)	200
Change in operating assets and liabilities, net of effects of acquisitions
Accounts receivable, trade, net	7,091	(8,128)
Inventories	(4,273)	(4,990)
Prepaid expenses and other assets	(1,183)	(2,411)
Accounts payable	(4,681)	(3,402)
Accrued expenses and other current liabilities	110	(1,033)
Warranty liability	124	(676)
Sales taxes payable	918	1,598
Other	23	0
Net cash used in operating activities	(10,430)	(17,841)
Cash flows from investing activities
Purchases of available-for-sale securities	(15,728)	(23,075)
Proceeds from sale of available-for-sale securities	1,852	0
Maturities of available-for-sale securities	32,550	0
Purchases of assets held for rent	(2,552)	(774)
Purchases of property and equipment	(3,904)	(3,491)
Net cash provided by (used in) investing activities	12,218	(27,340)
Cash flows from financing activities
Payments on equipment loans	(256)	(247)
Proceeds from exercise of common stock options	306	301
Fees incurred for registration filings	0	(76)
Payments on financed insurance premium	108	(458)
Other	(16)	10
Net cash used in financing activities	142	(470)
Net decrease in cash, cash equivalents, and restricted cash	1,930	(45,651)
Cash, cash equivalents, and restricted cash – beginning of period	19,473	69,870
Effects of currency translation on cash, cash equivalents, and restricted cash	28	(190)
Cash, cash equivalents, and restricted cash – end of period	21,431	24,029
Non-cash investing and financing activities
Purchase of property and equipment not yet paid	830	102
Equipment acquired under operating leases	880	243
Unrealized gains and losses on available-for-sale securities	(37)	0
Cashless issuance of SciSafe earnout shares	2,263	816
Supplemental Cash Flow Information [Abstract]
Cash interest paid	935	121
Settlement of Global Cooling escrow	$ (5,115)	$ 0