FAIR VALUE OF FINANCIAL INFORMATION - Summary of carrying amounts and estimated fair values of financial instruments (Details 3) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Financial assets:    
Securities AFS $ 365,287 $ 172,596
Msr Asset 1,922 193
Carrying Amount    
Financial assets:    
Cash and cash equivalents 129,103 83,619
Certificates of deposit in other banks 3,984 3,416
Securities AFS 365,287 172,596
Other investments 17,499 8,135
Loans held for sale 6,913 4,680
Loans, net 1,557,087 866,754
BOLI 54,134 28,475
Msr Asset 1,922 193
Financial liabilities:    
Deposits 1,969,986 1,056,417
Notes payable 1,000 15,412
Junior subordinated debentures 24,732 12,527
Subordinated notes 11,885 11,849
Estimated Fair Value    
Financial assets:    
Cash and cash equivalents 129,103 83,619
Certificates of deposit in other banks 3,992 3,416
Securities AFS 365,287 172,596
Other investments 17,499 8,135
Loans held for sale 6,968 4,755
Loans, net 1,568,676 865,027
BOLI 54,134 28,475
Msr Asset 2,013 249
Financial liabilities:    
Deposits 1,969,973 1,057,614
Notes payable 1,002 18,354
Junior subordinated debentures 24,095 11,900
Subordinated notes 11,459 11,414
Level 1    
Financial assets:    
Cash and cash equivalents 129,103 83,619
Certificates of deposit in other banks
Securities AFS 4,783 4,677
Other investments
Loans held for sale
Loans, net
BOLI 54,134 28,475
Msr Asset
Financial liabilities:    
Deposits
Notes payable
Junior subordinated debentures
Subordinated notes
Level 2    
Financial assets:    
Cash and cash equivalents
Certificates of deposit in other banks 3,992 3,416
Securities AFS 351,396 166,253
Other investments 15,779 5,995
Loans held for sale 6,968 4,755
Loans, net
BOLI
Msr Asset
Financial liabilities:    
Deposits
Notes payable 1,002 18,354
Junior subordinated debentures
Subordinated notes
Level 3    
Financial assets:    
Cash and cash equivalents
Certificates of deposit in other banks
Securities AFS 9,108 1,666
Other investments 1,720 2,140
Loans held for sale
Loans, net 1,568,676 865,027
BOLI
Msr Asset 2,013 249
Financial liabilities:    
Deposits 1,969,973 1,057,614
Notes payable
Junior subordinated debentures 24,095 11,900
Subordinated notes $ 11,459 $ 11,414