Quarterly report pursuant to Section 13 or 15(d)

OTHER COMPREHENSIVE INCOME (Activity/Rollforward) (Details)

v3.3.0.814
OTHER COMPREHENSIVE INCOME (Activity/Rollforward) (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Dec. 31, 2014
Pretax          
Total other comprehensive income (loss), pretax $ 71,012 $ (34,285) $ 127,750 $ 49,903  
Tax (Expense) Benefit          
Total other comprehensive income (loss), tax (expense) benefit (25,100) 11,996 (45,197) (17,910)  
After-tax          
Transition obligation 85 2,126 12,195 7,724  
Unrealized net gains (losses) on available-for-sale and other securities arising during the period, net of reclassification for net realized gains 39,721 (8,918) 44,861 21,483  
Net change in unrealized gains (losses) on derivatives used in cash flow hedging relationships, after tax 8,254 (21,229) 25,840 (4,100)  
Change in pension and post-retirement benefit plan assets and liabilities, after-tax 2,148 (5,732) 343 (6,886)  
Other comprehensive income (loss), net of tax 45,912 (22,289) 82,553 31,993  
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]          
Beginning Balance     (222,292) (214,009) $ (214,009)
Period change 82,553 31,993      
OCI before reclassifications     85,695 37,627  
Amounts reclassified from accumulated OCI       (5,634)  
Ending Balance (139,739) (182,016) (139,739) (182,016) (222,292)
Unrealized gains and losses on debt securities          
Pretax          
Non-credit-related impairment losses (recoveries) on debt (equity) securities not expected to be sold, before-tax 131 3,289 18,866 11,949  
Unrealized holding gains (losses) on debt (equity) securities available for sale arising during the period, pretax 65,398 (14,000) 73,782 48,682  
Less: Reclassification adjustment for net losses (gains) losses included in net income, pretax (3,732) 250 (3,973) (15,409)  
Net change in unrealized holding gains (losses) on debt (equity) securities available for sale, pretax 61,797 (10,461) 88,675 45,222  
Tax (Expense) Benefit          
Non-credit-related impairment losses (recoveries) on debt (equity) securities not expected to be sold, tax (expense) benefit (46) (1,163) (6,671) (4,225)  
Unrealized holding gains (losses) on debt (equity) securities available for sale arising during the period, tax (expense) benefit (23,136) 4,908 (26,240) (17,439)  
Less: Reclassification adjustment for net losses (gains) losses included in net income, tax (expense) benefit 1,306 (88) 1,391 5,393  
Net change in unrealized holding gains (losses) on debt (equity) securities available for sale, tax (expense) benefit (21,876) 3,657 (31,520) (16,271)  
After-tax          
Transition obligation 85 2,126 12,195 7,724  
Unrealized holding gains (losses) on debt (equity) securities available for sale arising during the period, after-tax 42,262 (9,092) 47,542 31,243  
Less: Reclassification adjustment for net losses (gains) losses included in net income, after-tax (2,426) 162 (2,582) (10,016)  
Unrealized net gains (losses) on available-for-sale and other securities arising during the period, net of reclassification for net realized gains 39,921 (6,804) 57,155 28,951  
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]          
Beginning Balance     15,137 (39,234) (39,234)
Period change 57,155 28,951      
OCI before reclassifications     59,737    
Amounts reclassified from accumulated OCI       (10,016)  
Ending Balance 72,292 (10,283) 72,292 (10,283) 15,137
Unrealized gains and losses on equity securities          
Pretax          
Net change in unrealized holding gains (losses) on debt (equity) securities available for sale, pretax (177) 18 (152) 394  
Tax (Expense) Benefit          
Net change in unrealized holding gains (losses) on debt (equity) securities available for sale, tax (expense) benefit 62 (6) 53 (138)  
After-tax          
Unrealized net gains (losses) on available-for-sale and other securities arising during the period, net of reclassification for net realized gains (115) 12 (99) 256  
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]          
Beginning Balance     484 292 292
Period change (99) 256      
OCI before reclassifications     (99) 256  
Amounts reclassified from accumulated OCI       0  
Ending Balance 385 548 385 548 484
Unrealized gains and losses on cash flow hedging derivatives          
Pretax          
Unrealized gains and losses on derivatives used in cash flow hedging relationships arising during the period, pretax 12,770 (32,512) 40,088 (2,454)  
Less: Reclassification adjustment for net losses (gains) losses included in net income, pretax (73) (148) (334) (3,853)  
Net change in unrealized gains (losses) on derivatives used in cash flow hedging relationships, pretax 12,697 (32,660) 39,754 (6,307)  
Change in pension and post-retirement benefit plan assets and liabilities, pretax       10,594  
Tax (Expense) Benefit          
Unrealized gains and losses on derivatives used in cash flow hedging relationships arising during the period, tax (expense) benefit (4,469) 11,379 (14,031) 858  
Less: Reclassification adjustment for net losses (gains) losses included in net income, tax (expense) benefit 26 52 117 1,349  
Net change in unrealized gains (losses) on derivatives used in cash flow hedging relationships (4,443) 11,431 (13,914) 2,207  
Change in pension and post-retirement benefit plan assets and liabilities, tax (expense) benefit       (3,708)  
After-tax          
Unrealized gains and losses on derivatives used in cash flow hedging relationships arising during the period, after-tax 8,301 (21,133) 26,057 (1,596)  
Less: Reclassification adjustment for net losses (gains) losses included in net income, after-tax (47) (96) (217) (2,504)  
Net change in unrealized gains (losses) on derivatives used in cash flow hedging relationships, after tax 8,254 (21,229) 25,840 (4,100)  
Change in pension and post-retirement benefit plan assets and liabilities, after-tax       6,886  
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]          
Beginning Balance     (12,233) (18,844) (18,844)
Period change 25,840 (4,100)      
OCI before reclassifications     26,057 (1,596)  
Amounts reclassified from accumulated OCI       (2,504)  
Ending Balance 13,607 (22,944) 13,607 (22,944) (12,233)
Accumulated Unrealized Losses for Pension and Other Post-retirement obligations          
Pretax          
Amortization of net actuarial loss and prior service cost included in income, pretax   8,818      
Change in pension and post-retirement benefit plan assets and liabilities, pretax (3,305)   (527)    
Tax (Expense) Benefit          
Amortization of net actuarial loss and prior service cost included in income, tax (expense) benefit   (3,086)      
Change in pension and post-retirement benefit plan assets and liabilities, tax (expense) benefit 1,157   184    
After-tax          
Amortization of net actuarial loss and prior service cost included in income, net of tax   5,732      
Change in pension and post-retirement benefit plan assets and liabilities, after-tax (2,148)   (343)    
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]          
Beginning Balance     (225,680) (156,223) (156,223)
Period change (343) 6,886      
OCI before reclassifications     0 0  
Amounts reclassified from accumulated OCI       6,886  
Ending Balance $ (226,023) $ (149,337) (226,023) (149,337) (225,680)
Debt Securities | Unrealized gains and losses on debt securities          
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]          
OCI before reclassifications       $ 38,967  
Reclassification out of Accumulated Other Comprehensive Income          
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]          
Amounts reclassified from accumulated OCI     (3,142)    
Other Comprehensive Income (Textual) [Abstract]          
Net unrealized loss on securities transfer     1,000   $ 800
Reclassification out of Accumulated Other Comprehensive Income | Unrealized gains and losses on debt securities          
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]          
Amounts reclassified from accumulated OCI     (2,582)    
Reclassification out of Accumulated Other Comprehensive Income | Unrealized gains and losses on equity securities          
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]          
Amounts reclassified from accumulated OCI     0    
Reclassification out of Accumulated Other Comprehensive Income | Unrealized gains and losses on cash flow hedging derivatives          
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]          
Amounts reclassified from accumulated OCI     (217)    
Reclassification out of Accumulated Other Comprehensive Income | Accumulated Unrealized Losses for Pension and Other Post-retirement obligations          
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]          
Amounts reclassified from accumulated OCI     $ (343)