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Income Taxes - Summary of net operating loss carryforwards (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 USD ($)
Deferred tax assets, operating loss, and other carryforwards |
Foreign and state, net operating loss (NOL) carryforwards | $ 182,300
Total NOL and Other Carryforwards | 299,300
Other Carryforwards |
Deferred tax assets, operating loss, and other carryforwards |
Tax credit carryforward, other | 117,000
Capital Loss Carryforward |
Deferred tax assets, operating loss, and other carryforwards |
Tax credit carryforward, other | 382
Canada |
Deferred tax assets, operating loss, and other carryforwards |
Foreign and state, net operating loss (NOL) carryforwards | 44,461
Canada | Other Carryforwards |
Deferred tax assets, operating loss, and other carryforwards |
Tax credit carryforward, other | $ 44,357
Canada | Earliest Tax Year |
Deferred tax assets, operating loss, and other carryforwards |
Operating loss carryforward expiration | 2032
Canada | Latest Tax Year |
Deferred tax assets, operating loss, and other carryforwards |
Operating loss carryforward expiration | 2043
United States |
Deferred tax assets, operating loss, and other carryforwards |
Foreign and state, net operating loss (NOL) carryforwards | $ 27,512
United States | Earliest Tax Year |
Deferred tax assets, operating loss, and other carryforwards |
Operating loss carryforward expiration | 2025
United States | Latest Tax Year |
Deferred tax assets, operating loss, and other carryforwards |
Operating loss carryforward expiration | 2043
United Kingdom |
Deferred tax assets, operating loss, and other carryforwards |
Foreign and state, net operating loss (NOL) carryforwards | $ 10,543
Switzerland |
Deferred tax assets, operating loss, and other carryforwards |
Foreign and state, net operating loss (NOL) carryforwards | $ 20,127
Switzerland | Earliest Tax Year |
Deferred tax assets, operating loss, and other carryforwards |
Operating loss carryforward expiration | 2028
Switzerland | Latest Tax Year |
Deferred tax assets, operating loss, and other carryforwards |
Operating loss carryforward expiration | 2029
Other foreign |
Deferred tax assets, operating loss, and other carryforwards |
Foreign and state, net operating loss (NOL) carryforwards | $ 5,779
Canada province |
Deferred tax assets, operating loss, and other carryforwards |
Foreign and state, net operating loss (NOL) carryforwards | 43,352
Canada province | Other Carryforwards |
Deferred tax assets, operating loss, and other carryforwards |
Tax credit carryforward, other | $ 58,488
Canada province | Earliest Tax Year |
Deferred tax assets, operating loss, and other carryforwards |
Operating loss carryforward expiration | 2032
Canada province | Latest Tax Year |
Deferred tax assets, operating loss, and other carryforwards |
Operating loss carryforward expiration | 2043
U.S. states |
Deferred tax assets, operating loss, and other carryforwards |
Foreign and state, net operating loss (NOL) carryforwards | $ 30,526
United States credit | Other Carryforwards |
Deferred tax assets, operating loss, and other carryforwards |
Foreign and state, net operating loss (NOL) carryforwards | 1,277
Canada credits | Other Carryforwards |
Deferred tax assets, operating loss, and other carryforwards |
Tax credit carryforward, other | $ 8,819
Canada credits | Earliest Tax Year | Other Carryforwards |
Deferred tax assets, operating loss, and other carryforwards |
Tax credit carryforward expiration | 2033
Canada credits | Latest Tax Year | Other Carryforwards |
Deferred tax assets, operating loss, and other carryforwards |
Tax credit carryforward expiration | 2043
Canada province credits | Other Carryforwards |
Deferred tax assets, operating loss, and other carryforwards |
Foreign and state, net operating loss (NOL) carryforwards | $ 3,677
Canada province credits | Earliest Tax Year | Other Carryforwards |
Deferred tax assets, operating loss, and other carryforwards |
Operating loss carryforward expiration | 2036
Canada province credits | Latest Tax Year | Other Carryforwards |
Deferred tax assets, operating loss, and other carryforwards |
Operating loss carryforward expiration | 2043

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