Earnings per Share Earnings per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Earnings Per Share [Abstract]
Net Income (Loss) Attributable to Parent	$ 79,068	$ 121,243	$ 146,900	$ 232,480
Dilutive Securities, Effect on Basic Earnings Per Share [Abstract]
Weighted Average Number of Shares Outstanding, Basic	25,667	26,836	25,836	27,074
Incremental Weighted Average Shares Attributable to Dilutive Effect [Abstract]
Dilutive Securities	526	570	540	599
Diluted Weighted Average Number of Shares Outstanding	26,193	27,406	26,376	27,673
Earnings Per Share, Basic	$ 3.08	$ 4.52	$ 5.69	$ 8.59
Earnings Per Share, Diluted	$ 3.02	$ 4.42	$ 5.57	$ 8.40
Anti-dilutive stock equivalent awards not included in the calculation of diluted loss per share	0	0	0	0