SHARE REPURCHASE PROGRAM - Schedule of Share Repurchase Program (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended			9 Months Ended
	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2020	Sep. 30, 2021	May 07, 2021	Dec. 31, 2020
Equity, Class of Treasury Stock [Line Items]
Total value of shares repurchased	$ 15,940	$ 1,752	$ 5,509
Repurchase Program, 2021
Equity, Class of Treasury Stock [Line Items]
Total number of shares repurchased (in shares)	964,566			1,069,053
Average price paid per share (in usd per share)	$ 16.53			$ 16.55
Total value of shares repurchased	$ 15,940			$ 17,692
Total authorized repurchase amount for the period presented		$ 48,248			$ 50,000	$ 50,000
Total remaining authorized repurchase amount	$ 32,308			$ 32,308