Quarterly report pursuant to Section 13 or 15(d)

LOANS AND ALLOWANCE FOR LOAN LOSSES (Narrative) (Details)

v3.10.0.1
LOANS AND ALLOWANCE FOR LOAN LOSSES (Narrative) (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2018
Dec. 31, 2017
Financing Receivable, Modifications [Line Items]    
Period for restructured loan to be considered default 90 days  
Provision for loan losses $ (5,920)  
Total loans held for investment, net 9,290,259 $ 7,141,552
Acquired Performing Loan Portfolio    
Financing Receivable, Modifications [Line Items]    
Total loans held for investment, net 2,400,000 892,400
Remaining discount on acquired loans 36,200 13,700
Purchased Impaired    
Financing Receivable, Modifications [Line Items]    
Total loans held for investment, net 101,524 39,021
Purchased impaired loans (gross) $ 124,600 $ 47,900