Net Income (Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Earnings (Losses) Per Share, Diluted [Line Items]
Net income (loss) attributable to shareholders		$ 1,108,197	$ 584,438	$ (204,087)
Weight-average shares outstanding - basic		72,472	77,992	83,568
Net effect of various dilutive stock-based compensation awards		913	643	0
Weighted average shares outstanding - diluted		73,385	78,635	83,568
Net Income (loss) per Share [Abstract]
Basic		$ 15.29	$ 7.49	$ (2.44)
Diluted	[1]	$ 15.10	$ 7.43	$ (2.44)
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount			1,143	1,614

[1] Stock-based compensation awards for the issuance of 1,143 shares and 1,614 shares for the years ended December 31, 2020 and 2019, respectively, were excluded from the computation of net income (loss) per share on a diluted basis as their effect was anti-dilutive. As the company reported a net loss attributable to shareholders for 2019, basic and diluted net loss per share attributable to shareholders are the same.