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Discontinued operations - Narrative (Details) $ in Thousands |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Apr. 17, 2024 USD ($) employee | Sep. 30, 2023 USD ($) | Sep. 30, 2023 USD ($)
Discontinued Operations, Disposed of by Sale | Global Cooling |  |  |
Discontinued Operations [Line Items] |  |  |
Cash required on closing date, funded by entity | $ 6,652 |  |
Repayment of indebtedness | 2,600 |  |
Other liabilities | $ 2,643 |  |
Expected reduction of workforce | employee | 47 |  |
Expected reduction of workforce (percent) | 11.00% |  |
Period of transition services | 90 days |  |
Depreciation |  | $ 100 | $ 400
Capital expenditure cost |  | $ 200 | 700
Amortization |  |  | $ 100
Global Cooling |  |  |
Discontinued Operations [Line Items] |  |  |
Cash required on closing date | $ 7,000 |  |

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- Definition Period of expected continuing involvement with a discontinued operation after the disposal date, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 205 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4B -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483499/205-20-50-4B + Details
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