Quarterly report pursuant to Section 13 or 15(d)

OTHER COMPREHENSIVE INCOME - Reclassifications (Details)

v3.7.0.1
OTHER COMPREHENSIVE INCOME - Reclassifications (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items]    
Interest income - held-to-maturity securities - taxable $ 45,195 $ 36,789
Noninterest income - net gains (losses) on sale of securities 16 0
Interest income - loans and leases 675,934 463,422
Noninterest income - other income 40,735 30,132
Noninterest expense - personnel costs (382,000) (285,397)
Income before income taxes 267,378 226,271
Provision for income taxes (59,284) (54,957)
Net income applicable to common shares 189,216 163,316
Unrealized gains and (losses) on debt securities | Reclassification out of Accumulated Other Comprehensive Income    
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items]    
Interest income - held-to-maturity securities - taxable (3,606) 464
Noninterest income - net gains (losses) on sale of securities (2,244) 0
Accumulated OTTI | Reclassification out of Accumulated Other Comprehensive Income    
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items]    
Noninterest income - net gains (losses) on sale of securities (24) 0
Unrealized gains and (losses) on debt securities and Accumulated OTTI | Reclassification out of Accumulated Other Comprehensive Income    
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items]    
Income before income taxes (5,874) 464
Provision for income taxes 2,077 (164)
Net income applicable to common shares (3,797) 300
Unrealized gains and (losses) on cash flow hedging derivatives | Interest Rate Contract | Reclassification out of Accumulated Other Comprehensive Income    
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items]    
Interest income - loans and leases (560) 645
Noninterest income - other income 0 (1)
Income before income taxes (560) 644
Provision for income taxes 196 (224)
Net income applicable to common shares (364) 420
Amortization of defined benefit pension and post-retirement items: actuarial gains (losses) | Reclassification out of Accumulated Other Comprehensive Income    
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items]    
Noninterest expense - personnel costs (1,200) (1,785)
Amortization of defined benefit pension and post-retirement items: Prior service credit | Reclassification out of Accumulated Other Comprehensive Income    
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items]    
Noninterest expense - personnel costs 492 492
Unrealized gains (losses) for pension and other post- retirement obligations | Reclassification out of Accumulated Other Comprehensive Income    
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items]    
Income before income taxes (708) (1,293)
Provision for income taxes 248 452
Net income applicable to common shares $ (460) $ (841)