SHARE-BASED COMPENSATION AND BENEFIT PLANS (Summary of Restricted Stock) (Details) - Restricted stock [Member] - $ / shares shares in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-Based Compensation and Benefit Plans
Non-vested restricted stock at beginning of the year, weighted-average grant date fair value	$ 572.54
Restricted stock granted during period, weighted-average grant date fair value	888.60	$ 645.31	$ 509.24
Restricted stock vested during the period, weighted-average grant date fair value	571.45
Restricted stock forfeited during the period, weighted-average grant date fair value	0
Non-vested restricted stock at the end of the year, weighted-average grant date fair value	$ 772.45	$ 572.54
Performance shares [Member]
Share-Based Compensation and Benefit Plans
Non-vested restricted stock beginning balance, shares	4
Restricted stock granted during the period, shares	2
Restricted stock vested during the period, shares	(3)
Restricted stock forfeited during the period, shares	0
Non-vested restricted stock ending balance, shares	3	4
Shares withheld to cover employees' taxes upon vesting	1