EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Calculation of basic and diluted earnings per common share from continuing operations
Earnings from continuing operations	$ 246,420	$ 138,659	$ 662,584	$ 339,811
Less: Distributed and undistributed earnings allocated to unvested stock, basic	(1,330)	(662)	(3,433)	(1,599)
Earnings from continuing operations available to common shareholders , basic	$ 245,091	$ 137,997	$ 659,151	$ 338,212
Weighted average common shares outstanding - Basic (in shares)	49,806	52,322	50,252	52,330
Earnings from continuing operations per common share — Basic (in dollars per share)	$ 4.92	$ 2.64	$ 13.12	$ 6.46
Earnings from continuing operations	$ 246,420	$ 138,659	$ 662,584	$ 339,811
Less: Distributed and undistributed earnings allocated to unvested stock, diluted	0	(650)	(3,374)	(1,575)
Earnings from continuing operations available to common shareholders , diluted	$ 246,420	$ 138,009	$ 659,210	$ 338,236
Effect of dilutive equity awards (in shares)	1,267	1,192	1,026	1,090
Weighted average common shares outstanding — Diluted (in shares)	51,073	53,514	51,278	53,419
Earnings from continuing operations per common share - Diluted (in dollars per share)	$ 4.82	$ 2.58	$ 12.86	$ 6.33
Anti-dilutive equity awards not included in diluted EPS (in shares)	726	406	752	774