Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Net Loss (Numerator)
Income available to common stockholders, Basic	$ (512,672)	$ 247,937	$ 374,607
Income available to common stockholders after assumed conversions, Diluted	$ (512,672)	$ 247,937	$ 374,607
Weighted Average Shares (Denominator)
Weighted shares, basic (in shares)	55,371,000	55,368,000	55,358,000
Weighted shares, diluted (in shares)	55,371,000	55,374,000	55,358,000
Earnings Per Share Basic and Diluted, Per Share Amounts [Abstract]
Basic (in dollars per share)	$ (9.26)	$ 4.48	$ 6.77
Diluted (in dollars per share)	$ (9.26)	$ 4.48	$ 6.77
Potentially dilutive securities (in shares)	26	0
Common stock
Earnings Per Share Basic and Diluted, Per Share Amounts [Abstract]
Potentially dilutive securities (in shares)	17,500		67,500
Options
Net Loss (Numerator)
Effect of dilutive securities: Options	$ 0	$ 0	$ 0
Weighted Average Shares (Denominator)
Effect of dilutive securities: options (in shares)	0	6,000	0