Discontinued operations - Schedule of Noncash Related Costs For Discontinued Operations (Details) - Discontinued Operations, Disposed of by Sale - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2024
Discontinued Operations [Line Items]
Depreciation	$ 696	$ 2,080
Amortization	227	680
Stock-based compensation	1,190	7,980
Interest expense, net	37	144
Capital expenditures	514	1,679
Global Cooling
Discontinued Operations [Line Items]
Depreciation	0	0
Amortization	0	0
Stock-based compensation	0	4,191
Interest expense, net	0	42
Capital expenditures	0	26
SciSafe
Discontinued Operations [Line Items]
Depreciation	694	2,078
Amortization	227	680
Stock-based compensation	770	2,207
Interest expense, net	6	13
Capital expenditures	293	1,283
CBS
Discontinued Operations [Line Items]
Depreciation	2	2
Amortization	0	0
Stock-based compensation	420	1,582
Interest expense, net	31	89
Capital expenditures	$ 221	$ 370