EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
EARNINGS PER SHARE
Net Income	$ 8,854	$ 463	$ 17,480	$ 5,226
Dividends paid on and earnings allocated to participating securities	(181)	(16)	(351)	(131)
Income attributable to common stock	$ 8,673	$ 447	$ 17,129	$ 5,095
Weighted average common shares outstanding, including participating securities	17,507	12,488	17,493	12,106
Weighted average participating securities (in shares)	(358)	(305)	(356)	(303)
Weighted average common shares outstanding	17,149	12,183	17,137	11,803
Basic earnings per common share (in dollars per share)	$ 0.51	$ 0.04	$ 1.00	$ 0.43
Income attributable to common stock	$ 8,673	$ 447	$ 17,129	$ 5,095
Impact of assumed conversions - interest on 8.5% trust preferred securities	223		444
Income attributable to common stock including assumed conversions	$ 8,896	$ 447	$ 17,573	$ 5,095
Weighted average common shares outstanding	17,149	12,183	17,137	11,803
Incremental shares from assumed conversions of options and restricted stock units	14	3	9	3
Incremental shares from assumed conversions of 8.5% trust preferred securities	530		523
Weighted average common and equivalent shares outstanding	17,693	12,186	17,669	11,806
Diluted earnings per common share (in dollars per share)	$ 0.50	$ 0.04	$ 0.99	$ 0.43