SHARE-BASED COMPENSATION AND BENEFIT PLANS (Tables)

12 Months Ended

Dec. 31, 2022

Share-Based Compensation and Benefit Plans

Summary of shares authorized and available for future issuance under compensation and benefit plans

	December 31, 2022
	Total Shares Authorized for	Shares Available for Future
Plans	Issuance under the Plans	Issuance under the Plans
Incentive Plans	35,650	5,575
Employee Stock Purchase Plan	4,250	438
Profit Sharing and Savings Plan	4,200	349

Employee stock option [Member]

Share-Based Compensation and Benefit Plans

Summary of stock options

				Average		Aggregate
	Shares	Weighted- Average		Remaining		Intrinsic Value
	(in thousands)	Exercise Price		Contractual Terms		(in thousands)
Outstanding at December 31, 2021	1,206	$	300.09
Granted	130		676.48
Exercised	(251)		242.51
Forfeited or expired	(16)		475.16
Outstanding at December 31, 2022	1,069	$	356.76	5.6	Years	$	520,691
Vested or expected to vest at December 31, 2022	1,049	$	353.40	5.6	Years	$	514,833
Exercisable at December 31, 2022	739	$	280.98	4.5	Years	$	416,152

Black-Scholes option pricing model

	December 31,
	2022		2021		2020
Risk free interest rate	2.09	%	0.82	%	0.86	%
Expected life	6.3	Years	5.9	Years	5.9	Years
Expected volatility	28.9	%	30.0	%	26.4	%
Expected dividend yield	—	%	—	%	—	%

Summary of activity of share-based compensation and benefit plans

	For the Year Ended
	December 31,
	2022		2021		2020
Compensation expense for stock options awarded (in thousands)	$	21,412	$	20,035	$	18,435
Income tax benefit from compensation expense related to stock options (in thousands)		5,332		4,989		4,620
Total intrinsic value of stock options exercised (in thousands)		123,911		163,722		79,451
Cash received from exercise of stock options (in thousands)		60,976		67,761		46,282
Weighted-average grant-date fair value of options awarded	$	221.19	$	146.57	$	106.76
Weighted-average remaining contractual life of exercisable options (in years)		4.5		4.7		4.5

Restricted stock [Member]

Share-Based Compensation and Benefit Plans

Summary of activity of share-based compensation and benefit plans

	For the Year Ended
	December 31,
	2022		2021		2020
Compensation expense for restricted shares awarded	$	1,808	$	1,602	$	1,488
Income tax benefit from compensation expense related to restricted shares	$	450	$	399	$	373
Total fair value of restricted shares at vest date	$	2,595	$	2,815	$	1,591
Shares awarded under the plans		3		3		4
Weighted-average grant-date fair value of shares awarded under the plans	$	645.31	$	509.24	$	412.67

Employee stock purchase plan [Member]

Share-Based Compensation and Benefit Plans

Summary of ESPP plan activity

	For the Year Ended
	December 31,
	2022		2021		2020
Compensation expense for shares issued under the ESPP	$	3,238	$	3,019	$	2,824
Income tax benefit from compensation expense related to shares issued under the ESPP	$	806	$	752	$	708
Shares issued under the ESPP		31		36		45
Weighted-average price of shares issued under the ESPP	$	592.22	$	473.22	$	353.04

Employee [Member] | Restricted stock [Member]

Share-Based Compensation and Benefit Plans

Summary of restricted stock

		Weighted-Average Grant-Date
	Shares	Fair Value
Non-vested at December 31, 2021	3	$	419.47
Granted during the period	1		660.48
Vested during the period (1)	(1)		400.23
Forfeited during the period	—		—
Non-vested at December 31, 2022	3	$	531.66

(1) Includes less than one thousand shares withheld to cover employees’ taxes upon vesting.

Director [Member] | Restricted stock [Member]

Share-Based Compensation and Benefit Plans

Summary of restricted stock

		Weighted-Average Grant-Date
	Shares	Fair Value
Non-vested at December 31, 2021	2	$	508.45
Granted during the period	2		635.62
Vested during the period	(2)		508.45
Forfeited during the period	—		—
Non-vested at December 31, 2022	2	$	635.62