Taxes (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2024	Dec. 31, 2020
Operating Loss Carryforwards [Line Items]
Valuation allowance	$ 82,825	$ 83,704
Pre-tax profit	551,552	1,078,988	$ 339,447
NOL carryforwards for federal income tax purposes	319,300
Operating loss carryforwards subject to expiration	$ 46,600
NOL carryforwards offset percentage	80.00%
Interest and penalties accrued related to unrecognized tax benefits	$ 0
Gross unrecognized tax benefits	$ 20,567	$ 18,064	$ 48,963		$ 48,116
Forecast
Operating Loss Carryforwards [Line Items]
Gross unrecognized tax benefits				$ 0