Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Diluted earnings per share of common stock:
Net Income (Loss)	$ 69,368	$ 92,870	$ 206,934	$ 181,498
Weighted average shares of common stock outstanding (in shares)	51,180	49,902	50,895	49,975
Effect of dilutive shares:
shares issuable under stock-based compensation plan (in shares)	2,315	2,659	2,379	2,760
Weighted average diluted shares of common stock outstanding (in shares)	53,495	52,561	53,274	52,735
Basic earnings per share (in dollars per share)	$ 1.36	$ 1.86	$ 4.07	$ 3.63
Diluted earnings per share (in dollars per share)	$ 1.30	$ 1.77	$ 3.88	$ 3.44
Total anti-dilutive units and options (in shares)	994	823	940	881
Performance-based RSUs
Effect of dilutive shares:
Total anti-dilutive units and options (in shares)	809	604	772	548
Time-based RSUs
Effect of dilutive shares:
Total anti-dilutive units and options (in shares)	1		23	46
Employee Stock Option
Effect of dilutive shares:
Total anti-dilutive units and options (in shares)	184	219	145	287
Weighted-average exercise price of anti-dilutive stock options (in dollars per share)	$ 84.93	$ 60.69	$ 84.93	$ 59.31