Annual report pursuant to Section 13 and 15(d)

OTHER COMPREHENSIVE INCOME - Reclassifications (Details)

v3.6.0.2
OTHER COMPREHENSIVE INCOME - Reclassifications (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Interest income—held-to-maturity securities—taxable $ 138,312 $ 86,614 $ 88,724
Noninterest income—net gains (losses) on sale of securities, realized gain (loss) on sale 2,035 3,184 17,554
Noninterest income—net gains (losses) on sale of securities, OTTI (2,119) (2,440) 0
Interest income - loans and leases 2,178,044 1,759,525 1,674,563
Noninterest income - other income 129,317 132,714 126,004
Noninterest expense—personnel costs 1,349,124 1,122,182 $ 1,048,775
Net of tax 44,653 7,746  
Unrealized gains and (losses) on cash flow hedging derivatives      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Net of tax 234 143  
Unrealized gains (losses) for pension and other post- retirement obligations      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Net of tax (24,842) 5,067  
Reclassification out of Accumulated Other Comprehensive Income | Unrealized gains and (losses) on securities      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Interest income—held-to-maturity securities—taxable 91,058 (144)  
Noninterest income—net gains (losses) on sale of securities, realized gain (loss) on sale 18,206 6,485  
Noninterest income—net gains (losses) on sale of securities, OTTI (2,119) (2,440)  
Total before tax 107,145 3,901  
Tax (expense) benefit (37,884) (1,365)  
Net of tax 69,261 2,536  
Reclassification out of Accumulated Other Comprehensive Income | Unrealized gains and (losses) on cash flow hedging derivatives      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Total before tax 360 220  
Tax (expense) benefit (126) (77)  
Net of tax 234 143  
Reclassification out of Accumulated Other Comprehensive Income | Unrealized gains and (losses) on cash flow hedging derivatives | Interest Rate Contract      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Interest income - loans and leases 361 210  
Noninterest income - other income (1) 10  
Reclassification out of Accumulated Other Comprehensive Income | Unrealized gains (losses) for pension and other post- retirement obligations      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Total before tax (38,218) 7,795  
Tax (expense) benefit 13,376 (2,728)  
Net of tax (24,842) 5,067  
Reclassification out of Accumulated Other Comprehensive Income | Actuarial gains (losses)      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Noninterest expense—personnel costs (40,186) 5,827  
Reclassification out of Accumulated Other Comprehensive Income | Net periodic benefit costs      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Noninterest expense—personnel costs $ 1,968 $ 1,968