STOCK-BASED COMPENSATION PLANS (Tables)

12 Months Ended

Dec. 31, 2019

Share-based Payment Arrangement [Abstract]

Summary of restricted shares and the changes during the year

A summary of our restricted shares as of December 31, 2019, 2018 and 2017 and the changes during the years ended is as follows:

	2019
			Weighted
			Average Grant
	Number of		Date Fair Value
	Shares		Per Share
Balance, January 1	3,378		$	44.40
Granted	3,880		$	56.66
Vested	(3,378	)	$	44.40
Balance, December 31	3,880		$	56.66

	2018
			Weighted
			Average Grant
	Number of		Date Fair Value
	Shares		Per Share
Balance, January 1	3,195		$	46.95
Granted	3,378		$	44.40
Vested	(3,195	)	$	46.95
Balance, December 31	3,378		$	44.40

	2017
			Weighted
			Average Grant
	Number of		Date Fair Value
	Shares		Per Share
Balance, January 1	3,615		$	56.26
Granted	3,195		$	46.95
Vested	(3,615	)	$	56.26
Balance, December 31	3,195		$	46.95