Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Taxes Disclosures [Line Items]
U.S. tax loss carryforwards and credits	$ 88,205	$ 61,318
Basis difference between income tax and financial reporting with respect to operating sites	(51,025)	(109,550)
Amortizable intangible assets	(822)	(6,973)
Accounts payable and accrued expenses	4,020	3,100
Finance leases	9,883	10,799
Scientific research and experimental development investment tax credit and expenditure pool	8,076	6,390
Other	3,958	575
Total gross deferred tax assets	148,318	24,804
Valuation allowance	(198,777)	(81,798)	$ (78,689)
Net deferred income tax liability	(50,459)	(56,994)
Deferred income tax assets	7,839	17,778
Deferred income tax liability	(58,298)	(74,772)
Federal Ministry of Finance, Germany
Income Taxes Disclosures [Line Items]
Foreign tax loss carryforwards	20,090	18,843
Canada Revenue Agency
Income Taxes Disclosures [Line Items]
Foreign tax loss carryforwards	56,886	34,758
Australian Taxation Office
Income Taxes Disclosures [Line Items]
Foreign tax loss carryforwards	$ 9,047	$ 5,544

Deferred tax assets finance leases.

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Deferred tax assets scientific research and experimental development investment tax credit and expenditure pool.

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Income Taxes Disclosures [Line Items]

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Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
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Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from intangible assets including goodwill.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible foreign operating loss carryforwards.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting.

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Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.

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