NET INCOME PER COMMON SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Impact Of Equity Awards [Line Items]
Excluded shares as anti-dilutive when reporting loss			0	0
Earnings Per Share, Basic and Diluted [Abstract]
Net Income (Loss) Attributable to Parent	$ 11,420	$ 8,442	$ 26,666	$ 15,096	$ 29,184
Preferred stock dividend	526	339	1,351	339
Net Income (Loss) Available to Common Stockholders, Basic	$ 10,894	$ 8,103	$ 25,315	$ 14,757
Weighted Average Number Of Shares Outstanding Basic	38,484,578	38,075,922	38,457,061	38,073,525
Earnings Per Share Basic	$ 0.28	$ 0.21	$ 0.66	$ 0.39
Incremental Common Shares Attributable to Share-based Payment Arrangements	1,014,000	837,000	917,000	933,000
Weighted Average Number Of Diluted Shares Outstanding	41,433,200	38,912,829	39,373,988	39,006,981
Earnings Per Share Diluted	$ 0.28	$ 0.21	$ 0.64	$ 0.38
Preferred stock under if converted method	1,934,000	0	0	0
Restricted Stock Units Service Conditions [Member]
Impact Of Equity Awards [Line Items]
Excluded shares as anti-dilutive under the treasury stock method	0	425,000	0	11,000
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	21,000	30,000	21,000	30,000
Perpetual Cumulative Convertible Preferred Stock [Member]
Impact Of Equity Awards [Line Items]
Excluded shares as anti-dilutive under the treasury stock method	0	1,604,000	1,934,000	533,000
Options Activity [Member]
Impact Of Equity Awards [Line Items]
Excluded shares as anti-dilutive under the treasury stock method	0	23,000	0	14,000
Price range of option: from	$ 0	$ 10.17	$ 0	$ 10.17
Price range of option: to	$ 0	$ 11.78	$ 0	$ 11.78
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	478,000	165,000	478,000	165,000