STOCK-BASED COMPENSATION (Tables)

12 Months Ended

Dec. 31, 2020

Share-based Payment Arrangement [Abstract]

Summary of Status of RSUs

A summary of the status of RSUs as of December 31, 2020, 2019 and 2018, and changes during the years ended December 31, 2020, 2019, and 2018, follows:

	2020			2019			2018
	Shares	Weighted-Average Grant Date Fair Value		Shares	Weighted-Average Grant Date Fair Value		Shares	Weighted-Average Grant Date Fair Value
Outstanding at January 1	254,383	$	46.76	266,995	$	43.89	301,578	$	34.74
Granted	232,586	32.06		162,465	45.09		123,711	55.13
Vested	(119,916)	44.47		(148,158)	39.27		(127,744)	32.73
Forfeited	(18,778)	46.10		(26,919)	49.20		(30,550)	45.69
Outstanding at December 31	348,275	$	38.22	254,383	$	46.76	266,995	$	43.89