STOCK-BASED COMPENSATION (Details 5)	12 Months Ended
	Dec. 31, 2019 $ / shares shares
Unvested Performance Shares [Rollforward]
Unvested, beginning of period (in shares) | shares	105,617
Granted (in shares) | shares	149,950
Vested (in shares) | shares	(127,776)
Canceled (in shares) | shares	(2,224)
Unvested, end of period (in shares) | shares	125,567
Weighted average fair value per share, beginning of period (in dollars per share) | $ / shares	$ 19.89
Weighted average fair value per share, granted (in dollars per share) | $ / shares	26.26
Weighted average fair value per share, vested (in dollars per share) | $ / shares	17.18
Weighted average fair value per share, canceled (in dollars per share) | $ / shares	24.35
Weighted average fair value per share, end of period (in dollars per share) | $ / shares	$ 17.18
To Settle in Cash
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares outstanding at beginning of period, performance shares (in shares) | shares	670,303
Granted, performance shares (in shares) | shares	149,950
Paid/Issued, performance shares (in shares) | shares	(193,408)
Performance shares converted to cash | shares	2,296
Canceled, performance shares (in shares) | shares	(311,431)
Shares outstanding at end of period, performance shares (in shares) | shares	317,710
Total vested at end of period, performance shares (in shares) | shares	192,143
Weighted average fair value, outstanding at beginning of period, performance shares (in dollars per share) | $ / shares	$ 19.89
Weighted average fair value, granted, performance shares (in dollars per share) | $ / shares	26.26
Weighted average fair value, paid/issued, performance shares (in dollars per share) | $ / shares	19.89
Weighted average fair value, converted from shares to cash, performance shares (in dollars per shares) | $ / shares	29.94
Weighted average fair value, canceled, performance shares (in dollars per share) | $ / shares	19.13
Weighted average fair value, outstanding at end of period, performance shares (in dollars per share) | $ / shares	17.18
Weighted average fair value, total vested at end of period, performance shares (in dollars per share) | $ / shares	$ 17.18
To Settle in Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares outstanding at beginning of period, performance shares (in shares) | shares	490,700
Granted, performance shares (in shares) | shares	149,950
Paid/Issued, performance shares (in shares) | shares	(128,275)
Performance shares converted to cash | shares	(2,296)
Canceled, performance shares (in shares) | shares	(206,004)
Shares outstanding at end of period, performance shares (in shares) | shares	304,075
Total vested at end of period, performance shares (in shares) | shares	177,558
Weighted average fair value, outstanding at beginning of period, performance shares (in dollars per share) | $ / shares	$ 21.58
Weighted average fair value, granted, performance shares (in dollars per share) | $ / shares	26.26
Weighted average fair value, paid/issued, performance shares (in dollars per share) | $ / shares	13.14
Weighted average fair value, converted from shares to cash, performance shares (in dollars per shares) | $ / shares	29.94
Weighted average fair value, canceled, performance shares (in dollars per share) | $ / shares	19.15
Weighted average fair value, outstanding at end of period, performance shares (in dollars per share) | $ / shares	28.91
Weighted average fair value, total vested at end of period, performance shares (in dollars per share) | $ / shares	$ 29.77