Annual report pursuant to Section 13 and 15(d)

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

v3.3.1.900
FAIR VALUES OF ASSETS AND LIABILITIES - Level 3 Classification of Gains/Losses (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Net derivatives gain (loss) included in earnings $ 5,489 $ 3,047 $ (5,944)
MSRs      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings (5,201) (11,450) (966)
Municipal securities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 149 0 2,129
Private-label CMO      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 47 36 (180)
Asset-backed securities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings (2,400) 226 (2,244)
Automobile Loan      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings (497) (918) (358)
Mortgage banking income      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Net derivatives gain (loss) included in earnings 5,489 3,047 (5,944)
Mortgage banking income | MSRs      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings (5,201) (11,450) (966)
Mortgage banking income | Municipal securities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 0 0 0
Mortgage banking income | Private-label CMO      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 0 0 0
Mortgage banking income | Asset-backed securities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 0 0 0
Mortgage banking income | Automobile Loan      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 0 0 0
Securities gains (losses)      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Net derivatives gain (loss) included in earnings 0 0 0
Securities gains (losses) | MSRs      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 0 0 0
Securities gains (losses) | Municipal securities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 149 0 0
Securities gains (losses) | Private-label CMO      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 0 0 (336)
Securities gains (losses) | Asset-backed securities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings (2,440) 170 (1,466)
Securities gains (losses) | Automobile Loan      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 0 0 0
Interest and fee income      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Net derivatives gain (loss) included in earnings 0 0 0
Interest and fee income | MSRs      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 0 0 0
Interest and fee income | Municipal securities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 0 0 2,129
Interest and fee income | Private-label CMO      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 47 36 156
Interest and fee income | Asset-backed securities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 40 56 (778)
Interest and fee income | Automobile Loan      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings (497) (1,032) (3,569)
Noninterest income      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Net derivatives gain (loss) included in earnings 0 0 0
Noninterest income | MSRs      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 0 0 0
Noninterest income | Municipal securities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 0 0 0
Noninterest income | Private-label CMO      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 0 0 0
Noninterest income | Asset-backed securities      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings 0 0 0
Noninterest income | Automobile Loan      
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]      
Assets gain (loss) included in earnings $ 0 $ 114 $ 3,211