CALCULATION OF WEIGHTED AVERAGE SHARES OUTSTANDING FOR EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Earnings Per Share [Abstract]
Net income	$ 17,774	$ 12,134	$ 45,222
Basic weighted average shares outstanding	34,023,800	19,760,645
Plus unvested restricted stock	79,927	84,374
Diluted weighted shares outstanding	34,103,727	19,845,019
Earnings per common share
Basic	$ 0.52	$ 0.61
Diluted	$ 0.52	$ 0.61