Income Taxes - Net Deferred Income Taxes (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Deferred tax assets:
Tangible and intangible depreciable assets	$ 183,129	$ 29,576
Stock compensation	46,013	26,738
Provisions	12,385	5,740
Lease liability	11,739	9,916
Non-current investment	1,814	673
Net operating loss carryforward	254,820	299,204
Capital loss carryforward	0	89
Canada scientific research and experimental development expenditures	0	5,471
U.S. research and development tax credits	118,019	51,550
Total gross deferred tax assets	627,919	428,957
Less valuation allowance	(619,686)	(421,044)
Net deferred tax assets	8,233	7,913
Deferred tax liabilities:
Right-of-use asset	(8,233)	(7,913)
Net deferred income taxes	$ 0	$ 0