SHARE REPURCHASE PROGRAMS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Accelerated Share Repurchases [Line Items]
Common stock repurchases	$ 29,219	$ 27,686	$ 30,810
Common Stock
Accelerated Share Repurchases [Line Items]
Repurchased and retired shares (in shares)	636,998	471,430	424,819
Common stock repurchases	$ 318	$ 236	$ 212
2019 Share Repurchase Program | Common Stock
Accelerated Share Repurchases [Line Items]
Maximum number of share repurchases authorization (in shares)	1,500,000
Repurchased and retired shares (in shares)	600,000
Common stock repurchases	$ 29,000
Previous Share Repurchase Programs | Common Stock
Accelerated Share Repurchases [Line Items]
Repurchased and retired shares (in shares)		500,000	400,000
Common stock repurchases		$ 28,000	$ 31,000