NET INCOME PER COMMON SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Sep. 30, 2019	Sep. 30, 2018
Numerator
NET INCOME (LOSS) AVAILABLE TO THE COMPANY - CONTINUING OPERATIONS	$ 38,208			$ 36,590			$ 67,323	$ 23,981
Income available to common shareholders from continuing operations	38,208			36,590			67,323	23,981
Income (loss) from discontinued operations, net of income taxes (benefit)	0			358			0	1,530
Net income (loss) available to common shareholders	$ 38,208	$ 25,992	$ 3,125	$ 36,948	$ 2,441	$ (13,878)	$ 67,323	$ 25,511
Denominator
Basic Weighted average basic common shares outstanding	136,449,453			138,740,243			137,944,486	138,901,037
Basic net income (loss) per common share from continuing operations	$ 0.28			$ 0.26			$ 0.49	$ 0.17
Net income (loss) from discontinued operations per share available to common shareholders - Basic	0			0			0	0.01
NET INCOME (LOSS) AVAILABLE TO COMMON SHAREHOLDERS PER SHARE - BASIC	$ 0.28			$ 0.27			$ 0.49	$ 0.18
Numerator
NET INCOME (LOSS) AVAILABLE TO THE COMPANY - CONTINUING OPERATIONS	$ 38,208			$ 36,590			$ 67,323	$ 23,981
Income available to common shareholders from continuing operations	38,208			36,590			67,323	23,981
Income (loss) from discontinued operations, net of income taxes (benefit)	0			358			0	1,530
Net income (loss) available to common shareholders	$ 38,208	$ 25,992	$ 3,125	$ 36,948	$ 2,441	$ (13,878)	$ 67,323	$ 25,511
Denominator
Basic Weighted average basic common shares outstanding	136,449,453			138,740,243			137,944,486	138,901,037
Effect of RSUs and options under treasury stock method	4,000			362,000			351,000	784,000
Diluted weighted average shares outstanding	136,452,995			139,102,560			138,295,091	139,684,890
Net income (loss) from continuing operations per share available to common shareholders - Diluted	$ 0.28			$ 0.26			$ 0.49	$ 0.17
Income (Loss) from Discontinued Operations, Net of Tax, Per Diluted Share	0			0			0	0.01
NET INCOME (LOSS) AVAILABLE TO COMMON SHAREHOLDERS PER SHARE - DILUTED	$ 0.28			$ 0.27			$ 0.49	$ 0.18