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Discontinued operations - Assets and Liabilities of Discontinued Operations (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
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Discontinued Operations [Line Items] |  |
Total current assets, discontinued operations | $ 0 | $ 36,691
Total current liabilities, discontinued operations | 0 | 18,816
Deferred tax liabilities | $ 0 | 74
Discontinued Operations, Disposed of by Sale |  |
Discontinued Operations [Line Items] |  |
Cash and cash equivalents |  | 7,532
Restricted cash |  | 10
Accounts receivable, net |  | 10,758
Inventories |  | 16,292
Prepaid expenses and other current assets |  | 2,099
Total current assets, discontinued operations |  | 36,691
Assets held for rent, net |  | 796
Property and equipment, net |  | 15,387
Operating lease right-of-use assets, net |  | 4,568
Financing lease right-of-use assets, net |  | 94
Long-term deposits and other assets |  | 203
Intangible assets, net |  | 9,153
Goodwill |  | 12,437
Total assets, discontinued operations |  | 79,329
Accounts payable |  | 4,671
Accrued expenses and other current liabilities |  | 3,029
Sales taxes payable |  | 1,043
Warranty liability |  | 7,638
Lease liabilities, operating, current portion |  | 1,512
Lease liabilities, financing, current portion |  | 376
Debt, current portion |  | 547
Total current liabilities, discontinued operations |  | 18,816
Lease liabilities, operating, long-term |  | 4,510
Lease liabilities, financing, long-term |  | 1,168
Debt, long-term |  | 751
Deferred tax liabilities |  | 74
Total liabilities, discontinued operations |  | 25,319
Discontinued Operations, Disposed of by Sale | Global Cooling |  |
Discontinued Operations [Line Items] |  |
Cash and cash equivalents |  | 2,090
Restricted cash |  | 0
Accounts receivable, net |  | 1,728
Inventories |  | 11,248
Prepaid expenses and other current assets |  | 303
Total current assets, discontinued operations |  | 15,369
Assets held for rent, net |  | 0
Property and equipment, net |  | 146
Operating lease right-of-use assets, net |  | 0
Financing lease right-of-use assets, net |  | 0
Long-term deposits and other assets |  | 4
Intangible assets, net |  | 0
Goodwill |  | 0
Total assets, discontinued operations |  | 15,519
Accounts payable |  | 3,367
Accrued expenses and other current liabilities |  | 1,156
Sales taxes payable |  | 481
Warranty liability |  | 7,507
Lease liabilities, operating, current portion |  | 263
Lease liabilities, financing, current portion |  | 22
Debt, current portion |  | 0
Total current liabilities, discontinued operations |  | 12,796
Lease liabilities, operating, long-term |  | 1,016
Lease liabilities, financing, long-term |  | 11
Debt, long-term |  | 0
Deferred tax liabilities |  | 0
Total liabilities, discontinued operations |  | 13,823
Discontinued Operations, Disposed of by Sale | SciSafe |  |
Discontinued Operations [Line Items] |  |
Cash and cash equivalents |  | 5,102
Restricted cash |  | 0
Accounts receivable, net |  | 6,353
Inventories |  | 0
Prepaid expenses and other current assets |  | 895
Total current assets, discontinued operations |  | 12,350
Assets held for rent, net |  | 796
Property and equipment, net |  | 15,241
Operating lease right-of-use assets, net |  | 4,568
Financing lease right-of-use assets, net |  | 94
Long-term deposits and other assets |  | 199
Intangible assets, net |  | 9,153
Goodwill |  | 11,333
Total assets, discontinued operations |  | 53,734
Accounts payable |  | 578
Accrued expenses and other current liabilities |  | 1,300
Sales taxes payable |  | 44
Warranty liability |  | 0
Lease liabilities, operating, current portion |  | 1,249
Lease liabilities, financing, current portion |  | 74
Debt, current portion |  | 447
Total current liabilities, discontinued operations |  | 3,692
Lease liabilities, operating, long-term |  | 3,494
Lease liabilities, financing, long-term |  | 27
Debt, long-term |  | 679
Deferred tax liabilities |  | 0
Total liabilities, discontinued operations |  | 7,892
Discontinued Operations, Disposed of by Sale | CBS |  |
Discontinued Operations [Line Items] |  |
Cash and cash equivalents |  | 340
Restricted cash |  | 10
Accounts receivable, net |  | 2,677
Inventories |  | 5,044
Prepaid expenses and other current assets |  | 901
Total current assets, discontinued operations |  | 8,972
Assets held for rent, net |  | 0
Property and equipment, net |  | 0
Operating lease right-of-use assets, net |  | 0
Financing lease right-of-use assets, net |  | 0
Long-term deposits and other assets |  | 0
Intangible assets, net |  | 0
Goodwill |  | 1,104
Total assets, discontinued operations |  | 10,076
Accounts payable |  | 726
Accrued expenses and other current liabilities |  | 573
Sales taxes payable |  | 518
Warranty liability |  | 131
Lease liabilities, operating, current portion |  | 0
Lease liabilities, financing, current portion |  | 280
Debt, current portion |  | 100
Total current liabilities, discontinued operations |  | 2,328
Lease liabilities, operating, long-term |  | 0
Lease liabilities, financing, long-term |  | 1,130
Debt, long-term |  | 72
Deferred tax liabilities |  | 74
Total liabilities, discontinued operations |  | $ 3,604

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