Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Cash flows from operating activities
Net loss	$ (15,665)	$ (32,643)
Adjustments to reconcile net loss to net cash used in operating activities
Depreciation	1,992	4,223
Amortization of intangible assets	2,109	2,734
Stock-based compensation	15,916	20,231
Non-cash lease expense	1,993	265
Deferred income tax expense (benefit)	65	(88)
Change in fair value of investments, inclusive of interest	(41)	4,074
Accretion of available-for-sale investments	(535)	(407)
Gain on disposal of property and equipment, net	0	(62)
Loss on disposal of assets held for rent, net	510	458
IPR&D expense	15,521	0
Loss on disposal of Global Cooling	0	8,897
Change in operating assets and liabilities, net of effects of acquisitions
Accounts receivable, trade, net	(1,674)	(1,666)
Inventories	1,063	2,124
Prepaid expenses and other assets	(2,577)	1,514
Accounts payable	(1,134)	(1,139)
Accrued expenses and other current liabilities	(1,824)	(574)
Sales taxes payable	(520)	(889)
Other	0	(266)
Net cash provided by operating activities	15,199	6,786
Cash flows from investing activities
Purchases of available-for-sale securities	(77,393)	(16,014)
Proceeds from sale of available-for-sale securities	3,591	2,609
Maturities of available-for-sale securities	19,352	15,600
Purchases of assets held for rent	(785)	(2,028)
Purchases of property and equipment	(5,220)	(2,465)
Investment in IPR&D	(10,221)	0
Investment in convertible promissory note	(2,000)	0
Payments on divestiture of Global Cooling	0	(13,039)
Net cash used in investing activities	(72,676)	(15,337)
Cash flows from financing activities
Payments on equipment loans	0	(682)
Proceeds from exercises of common stock options	18	137
Payments on term loans	(7,500)	(2,500)
Proceeds from financed insurance premium	0	2,094
Payments on financed insurance premium	(975)	(1,730)
Other	29	(16)
Net cash used in financing activities	(8,428)	(2,697)
Net decrease in cash and cash equivalents	(65,905)	(11,248)
Cash and cash equivalents – beginning of period	95,386	35,438
Effects of currency translation on cash and cash equivalents	0	(29)
Cash and cash equivalents – end of period	29,481	24,161
Non-cash investing and financing activities
Purchase of property and equipment not yet paid	450	97
Assets acquired under operating leases	0	5,302
Unrealized gains on currency translation	0	3
Unrealized (losses) gains on available-for-sale securities	106	(46)
Non-cash acquisition of PanTHERA	5,300	0
Cash interest paid	$ 644	$ 1,236