EQUITY - Schedule of Stock Options, SARS, and Non-vested Restricted Stock (Details) - $ / shares	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Non-vested Restricted Stock
Outstanding, beginning of year (in shares)	100,025	103,891	83,956
Granted (in shares)	59,745	38,668	53,358
Canceled (in shares)	(62)	(2,711)	(1,184)
Vested and issued (in shares)	(45,355)	(39,823)	(32,239)
Outstanding, end of year (in shares)	114,353	100,025	103,891
Weighted- Average Grant Date Fair Value
Outstanding, beginning of year (in dollars per share)	$ 91.84	$ 78.55	$ 71.76
Granted (in dollars per share)	135.56	120.14	88.92
Canceled (in dollars per share)	88.68	97.44	79.82
Vested and issued (in dollars per share)	78.12	84.25	77.98
Outstanding, end of year (in dollars per share)	$ 120.13	$ 91.84	$ 78.55
SARs
Stock Options and SARs
Outstanding, beginning of year (in shares)	132,163	130,409	116,417
Granted (in shares)	16,761	18,432	28,575
Exercised (in shares)	(22,972)	(16,678)	(14,583)
Canceled (in shares)	0	0	0
Outstanding, end of year (in shares)	125,952	132,163	130,409
Exercisable at end of year (in shares)	87,378	83,054	72,106
Weighted- Average Exercise Price
Outstanding, beginning of year (in dollars per share)	$ 75.82	$ 66.10	$ 57.16
Granted (in dollars per share)	135.12	120.38	88.68
Exercised (in dollars per share)	56.82	49.04	38.99
Canceled (in dollars per share)	0	0	0
Outstanding, end of year (in dollars per share)	87.18	75.82	66.10
Exercisable at end of year (in dollars per share)	$ 73.15	$ 63.12	$ 52.85