Schedule II - Valuation and Qualifying Accounts (Details) - Valuation allowance for deferred tax assets - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	$ 369,530	$ 275,865
Charged to costs and expenses	27,376	93,665
Charge to other accounts	0	0
(Deductions)	0	0
Balance at end of period	$ 396,906	$ 369,530