SHARE-BASED PAYMENT (Tables)

12 Months Ended

Dec. 31, 2021

SHARE-BASED PAYMENT

Schedule of Stock Compensation Expense

	For the year ended December 31,
Components of stock compensation expense (in thousands)	2021		2020		2019
Restricted shares	$	25,520	$	18,924	$	17,818
Stock options		—		71		625
PSP "RSUs"		11,062		9,324		5,632
Total stock compensation expense	$	36,582	$	28,319	$	24,075
Excess tax benefit recognized	$	8,620	$	7,273	$	4,632

Schedule of Restricted Share Activity

		Weighted-
		Average
		Grant-date
Restricted Shares Activity	Shares	Fair Value
Nonvested at January 1, 2021	1,122,614	$	62.41
Granted	447,619		101.48
Vested	(403,473)		61.16
Forfeited	(44,067)		79.65
Nonvested at December 31, 2021	1,122,693	$	77.70

Schedule of Restricted Share Units Activity

		Weighted-
		Average
		Grant-date
Restricted Share Units Activity	Share Units	Fair Value
Nonvested at January 1, 2021	770,493	$	50.37
Granted	263,845		101.04
Vested	(55,483)		100.36
Forfeited	(196,709)		49.80
Cancelled	(3,600)		67.13
Nonvested at December 31, 2021	778,546	$	67.66

Schedule of Stock Option Activity

				Weighted-
		Weighted-		Average	Aggregate
		Average		Remaining	Intrinsic
		Exercise		Contract Life	Value
Stock Options Activity	Options	Price		(Years)	(in thousands)
Outstanding at January 1, 2021	461,340	$	22.51
Exercised	(227,334)		22.78
Outstanding at December 31, 2021	234,006	$	22.25		$
Exercisable at December 31, 2021	234,006	$	22.25	3.7	$	30,101