Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUES OF ASSETS AND LIABILITIES - Level 3 Classification of Gains/Losses (Details)

v3.4.0.3
FAIR VALUES OF ASSETS AND LIABILITIES - Level 3 Classification of Gains/Losses (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Net derivative asset (liability), gain (loss) included in earnings $ 5,206 $ 5,001
Mortgage banking income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Net derivative asset (liability), gain (loss) included in earnings 5,206 5,001
Securities gains (losses)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Net derivative asset (liability), gain (loss) included in earnings 0 0
Interest and fee income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Net derivative asset (liability), gain (loss) included in earnings 0 0
Noninterest income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Net derivative asset (liability), gain (loss) included in earnings 0 0
MSRs    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings (2,766) (2,331)
MSRs | Mortgage banking income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings (2,766) (2,331)
MSRs | Securities gains (losses)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
MSRs | Interest and fee income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
MSRs | Noninterest income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
Municipal securities    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
Municipal securities | Mortgage banking income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
Municipal securities | Securities gains (losses)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
Municipal securities | Interest and fee income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
Municipal securities | Noninterest income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
Private label CMO    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 16
Private label CMO | Mortgage banking income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
Private label CMO | Securities gains (losses)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
Private label CMO | Interest and fee income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 16
Private label CMO | Noninterest income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
Asset-backed Securities    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
Asset-backed Securities | Mortgage banking income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
Asset-backed Securities | Securities gains (losses)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
Asset-backed Securities | Interest and fee income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
Asset-backed Securities | Noninterest income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
Automobile Loan    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 (213)
Automobile Loan | Mortgage banking income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
Automobile Loan | Securities gains (losses)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 0
Automobile Loan | Interest and fee income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings 0 (213)
Automobile Loan | Noninterest income    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Asset, gain (loss) included in earnings $ 0 $ 0