FAIR VALUE OF FINANCIAL INFORMATION - Measured at Fair Value on Recurring Basis (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS $ 365,287 $ 172,596
Total    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 365,287 172,596
Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 4,783 4,677
Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 351,396 166,253
Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 9,108 1,666
Measured at Fair Value on a Recurring Basis | Total    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 365,287 172,596
Measured at Fair Value on a Recurring Basis | Total | U.S. government sponsored enterprises    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 1,963 294
Measured at Fair Value on a Recurring Basis | Total | State, county and municipals    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 187,243 105,021
Measured at Fair Value on a Recurring Basis | Total | Mortgage-backed securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 159,129 61,464
Measured at Fair Value on a Recurring Basis | Total | Corporate debt securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 12,169 1,140
Measured at Fair Value on a Recurring Basis | Total | Equity securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 4,783 4,677
Measured at Fair Value on a Recurring Basis | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 4,783 4,677
Measured at Fair Value on a Recurring Basis | Level 1 | U.S. government sponsored enterprises    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS
Measured at Fair Value on a Recurring Basis | Level 1 | State, county and municipals    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS
Measured at Fair Value on a Recurring Basis | Level 1 | Mortgage-backed securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS
Measured at Fair Value on a Recurring Basis | Level 1 | Corporate debt securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS
Measured at Fair Value on a Recurring Basis | Level 1 | Equity securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 4,783 4,677
Measured at Fair Value on a Recurring Basis | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 351,396 166,253
Measured at Fair Value on a Recurring Basis | Level 2 | U.S. government sponsored enterprises    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 1,963 294
Measured at Fair Value on a Recurring Basis | Level 2 | State, county and municipals    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 186,717 104,495
Measured at Fair Value on a Recurring Basis | Level 2 | Mortgage-backed securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 159,076 61,464
Measured at Fair Value on a Recurring Basis | Level 2 | Corporate debt securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 3,640
Measured at Fair Value on a Recurring Basis | Level 2 | Equity securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS
Measured at Fair Value on a Recurring Basis | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 9,108 1,666
Measured at Fair Value on a Recurring Basis | Level 3 | U.S. government sponsored enterprises    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS
Measured at Fair Value on a Recurring Basis | Level 3 | State, county and municipals    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 526 526
Measured at Fair Value on a Recurring Basis | Level 3 | Mortgage-backed securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 53
Measured at Fair Value on a Recurring Basis | Level 3 | Corporate debt securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS 8,529 1,140
Measured at Fair Value on a Recurring Basis | Level 3 | Equity securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities AFS