Income Taxes - Deferred Income Tax Assets and Liabilities Recorded on Consolidated Balance Sheets (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Deferred tax assets:
Accrued employee benefits	$ 32,993	$ 31,917
Operating loss carryovers	1,841,399	1,316,916
Pensions	17,148	23,527
Inventory reserves	27,974	83,136
Tax credit carryovers	11,228	1,431
Capitalized research and development	41,938	36,929
Lease liability	53,968	35,977
Other	62,406	30,611
Gross deferred tax assets	2,089,054	1,560,444
Valuation allowance	(1,736,456)	(1,349,924)	$ (1,087,505)	$ (1,276,305)
Deferred tax assets	352,598	210,520
Deferred tax liabilities:
Depreciation	(456,231)	(541,245)
Intangibles	(49,676)	(54,413)
Right of use asset	(48,951)	(30,336)
Outside basis difference	(51,971)	(56,214)
Other	(50,190)	(64,309)
Deferred tax liabilities	(657,019)	(746,517)
Net deferred tax liabilities	(304,421)	(535,997)
Noncurrent deferred tax assets	53,608	22,433
Noncurrent deferred tax liabilities	(358,029)	(558,430)
Net deferred tax liabilities	$ 304,421	$ 535,997