SHARE-BASED COMPENSATION AND BENEFIT PLANS (Summary of Stock Options) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Share-Based Compensation and Benefit Plans
Outstanding at the end of the year, average remaining contractual term	5 years 9 months 18 days
Outstanding at the end of the year, aggregate intrinsic value	$ 489,893
Vested or expected to vest at the end of the year, average remaining contractual term	5 years 8 months 12 days
Vested or expected to vest at the end of the year, aggregate intrinsic value	$ 483,286
Exercisable at the end of the year, average remaining contractual term	4 years 8 months 12 days
Exercisable at the end of the year, aggregate intrinsic value	$ 366,680
Employee stock option [Member]
Share-Based Compensation and Benefit Plans
Outstanding at December 31, 2020, shares	1,500
Outstanding at December 31, 2020, weighted-average exercise price	$ 248.52
Granted, shares	134
Granted, weighted-average exercise price	$ 491.71
Exercised, shares	(404)
Exercised, weighted-average exercise price	$ 167.78
Forfeited or expired, shares	(24)
Forfeited or expired, weighted-average exercise price	$ 372.95
Outstanding at December 31, 2021, shares	1,206	1,500
Outstanding at December 31, 2021, weighted-average exercise price	$ 300.09	$ 248.52
Vested or expected to vest at the end of the year, shares	1,182
Vested or expected to vest at the end of the year, weighted-average exercise price	$ 297.47
Exercisable at December 31, 2021, shares	802
Exercisable at December 31, 2021, weighted-average exercise price	$ 249.13
Exercisable at the end of the year, average remaining contractual term	4 years 8 months 12 days	4 years 6 months	4 years 7 months 6 days