LOAN SERVICING LOAN SERVICING - SBA Guaranteed Loan Servicing (Details) - USD ($)	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Servicing Assets at Fair Value [Line Items]
Government-guaranteed lending income	$ 3,072,000	$ 2,873,000
SBA Loans
Servicing Assets at Fair Value [Line Items]
Unpaid principal balance	213,056,000		$ 205,879,000
Government-guaranteed lending income	524,000	371,000
Valuation allowance for SBA-guaranteed loan servicing assets	0		$ 0
Servicing Asset at Fair Value, Amount [Roll Forward]
Balance at beginning of period before valuation allowance	4,485,000	3,081,000
Additions	597,000	535,000
Amortization	(397,000)	(96,000)
Balance at end of period before valuation allowance	4,701,000	3,520,000
NewBridge Bancorp | SBA Loans
Servicing Asset at Fair Value, Amount [Roll Forward]
Additions	$ 16,000	$ 0