FHLB ADVANCES AND OTHER BORROWINGS (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2014
Dec. 31, 2016
Dec. 31, 2015
Jun. 30, 2015
Dec. 18, 2014
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]          
Total FHLB advances and other borrowings   $ 237,518 $ 40,178    
Federal Hom Loan Bank Advances, Interest Rate Information          
Federal Home loan in advance $ 40,000        
Prepayment fee $ (1,746)        
FHLB advances, collateral for mortgage and home equity line of credit loans   1,180,000 987,400    
Federal Home Loan Bank, Advances, Fiscal Year Maturity [Abstract]          
2017   62,514      
2018   50,004      
2021   50,000      
Thereafter   75,000      
Total   237,518 40,178    
Weighted average          
Federal Hom Loan Bank Advances, Interest Rate Information          
Federal Home Loan Bank advances, interest rate 2.86%        
FHLB advances – fixed rate, fixed term, at rates averaging 0.0% and 0.93%, maturing through May 2023          
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]          
Total FHLB advances and other borrowings   $ 237,500 $ 40,000    
Federal Hom Loan Bank Advances, Interest Rate Information          
Federal Home Loan Bank advances, interest rate   0.89% 0.93%    
Federal Home Loan Bank, Advances, Fiscal Year Maturity [Abstract]          
Total   $ 237,500 $ 40,000    
Obligations under capital leases – implicit interest rate of 1.70% – maturing through July 2018          
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]          
Total FHLB advances and other borrowings   $ 18 178    
Federal Hom Loan Bank Advances, Interest Rate Information          
Capital lease obligation, implicit interest rate   1.70%      
Federal Home Loan Bank, Advances, Fiscal Year Maturity [Abstract]          
Total   $ 18 $ 178    
Term Loan [Member]          
Federal Hom Loan Bank Advances, Interest Rate Information          
Debt Instrument, Face Amount         $ 14,000
Debt Instrument, Interest Rate, Stated Percentage       4.85%