NET INCOME PER COMMON SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Impact Of Equity Awards [Line Items]
Excluded shares as anti-dilutive when reporting loss	1,164	0
Earnings Per Share, Basic and Diluted [Abstract]
Net Income (Loss) Attributable to Parent	$ (9,331)	$ 4,412	$ 38,065
Preferred stock dividend	550	413
Net Income (Loss) Available to Common Stockholders, Basic	$ (9,881)	$ 3,999
Weighted Average Number Of Shares Outstanding Basic	38,910,322	38,447,724
Earnings Per Share Basic	$ (0.25)	$ 0.1
Incremental Common Shares Attributable to Share-based Payment Arrangements	0	812
Weighted Average Number Of Diluted Shares Outstanding	38,910,322	39,259,540
Earnings Per Share Diluted	$ (0.25)	$ 0.1
Options Activity [Member]
Impact Of Equity Awards [Line Items]
Excluded shares as anti-dilutive under the treasury stock method	0	23
Price range of option: from	$ 0	$ 10.62
Price range of option: to	$ 0	$ 11.78
Restricted Stock Units Activity [Member] | Restricted Stock Units Service Conditions [Member]
Impact Of Equity Awards [Line Items]
Excluded shares as anti-dilutive under the treasury stock method	0	5
Restricted Stock Units Activity [Member] | Restricted Stock Units Service And Market Conditions But Market Not Met [Member]
Impact Of Equity Awards [Line Items]
Excluded shares as anti-dilutive under the treasury stock method	267	185
Restricted Stock Units Activity [Member] | Restricted Stock Units Service And Performance Conditions But Performance Not Met [Member]
Impact Of Equity Awards [Line Items]
Excluded shares as anti-dilutive under the treasury stock method	0	29
Restricted Stock Units Activity [Member] | Perpetual Cumulative Convertible Preferred Stock [Member]
Impact Of Equity Awards [Line Items]
Excluded shares as anti-dilutive under the treasury stock method	1,953	1,916