STOCKHOLDERS' EQUITY - Common Stock (Details) - USD ($) $ in Thousands				6 Months Ended
	Apr. 08, 2015	Nov. 07, 2014	May. 21, 2014	Jun. 30, 2015	Jun. 30, 2014
Class of Stock [Line Items]
Net proceeds from issuance of common stock				$ 0	$ 54,474
Underwriters option period	30 days
Common Stock
Class of Stock [Line Items]
Issuance of stock shares			5,150,000
Net proceeds from issuance of common stock		$ 49,900	$ 50,400
Underwriters option period			30 days
Common Stock \| OCM BOCA Investor, LLC (Oaktree)
Class of Stock [Line Items]
Issuance of stock shares		3,288,947
Common Stock \| Patriot Financial Partners, L.P.
Class of Stock [Line Items]
Issuance of stock shares		1,900,000
Common Stock \| Over Allotment Option
Class of Stock [Line Items]
Issuance of stock shares			772,500
Net proceeds from issuance of common stock			$ 7,600
Underwriters option period			30 days