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Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Statement of Comprehensive Income [Abstract]
Net Income	$ 857,658	$ 712,486	$ 174,979
Defined benefit pension plans
Actuarial gain, net of tax	367	46	5,104
Amortization of actuarial (gain) loss, net of tax	62	(15)	603
Effects of settlements, net of tax	98	0	4,669
Stranded tax effects of pension plan termination	0	0	38,794
Other comprehensive income, net of tax	527	31	49,170
Comprehensive income	$ 858,185	$ 712,517	$ 224,149

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