XML 138 R122.htm IDEA: XBRL DOCUMENT v3.20.4
Accumulated Other Comprehensive Income (Schedule of Accumulated Other Comprehensive Income) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income $ 331,377 $ 110,444 $ (64,669)
Other Comprehensive Income (Loss), before Reclassifications, before Tax 324,126 227,325  
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax (29,548) 6,158  
Other Comprehensive Income (Loss), before Tax 294,578 233,483  
Other Comprehensive Income (Loss), Tax (73,645) (58,370)  
Other comprehensive income (loss) 220,933 175,113 (48,389)
Reclassification Where Impairment Was Not Previously Recognized 0 0  
Cumulative Effect, Period of Adoption, Adjustment      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income   0  
Cumulative Effect, Period of Adoption, Adjusted Balance      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income   110,444  
Unrealized Gain Loss on Securities OTTI [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income 0 [1] 3,264 [1] 3,861
Other Comprehensive Income (Loss), before Reclassifications, before Tax 0 (975)  
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax 0 133  
Other Comprehensive Income (Loss), before Tax 0 (842)  
Other Comprehensive Income (Loss), Tax 0 210  
Other comprehensive income (loss) 0 (632)  
Reclassification Where Impairment Was Not Previously Recognized 0 35  
Unrealized Gain Loss on Securities OTTI [Member] | Cumulative Effect, Period of Adoption, Adjustment      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income   (3,264)  
Unrealized Gain Loss on Securities OTTI [Member] | Cumulative Effect, Period of Adoption, Adjusted Balance      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income   0  
Unrealized Gain Loss on Securities Other [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income 263,801 [1] 98,809 [1] (52,278)
Other Comprehensive Income (Loss), before Reclassifications, before Tax 236,733 201,280  
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax (21,096) 215  
Other Comprehensive Income (Loss), before Tax 215,637 201,495  
Other Comprehensive Income (Loss), Tax (53,909) (50,373)  
Other comprehensive income (loss) 161,728 151,122  
Reclassification Where Impairment Was Not Previously Recognized 0 (35)  
Unrealized Gain Loss on Securities Other [Member] | Cumulative Effect, Period of Adoption, Adjustment      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income   3,264  
Unrealized Gain Loss on Securities Other [Member] | Cumulative Effect, Period of Adoption, Adjusted Balance      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income   102,073  
Pension Loss [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income (25,118) (21,940) (23,107)
Other Comprehensive Income (Loss), before Reclassifications, before Tax (6,104) (461)  
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax 1,867 2,017  
Other Comprehensive Income (Loss), before Tax (4,237) 1,556  
Other Comprehensive Income (Loss), Tax 1,059 (389)  
Other comprehensive income (loss) (3,178) 1,167  
Reclassification Where Impairment Was Not Previously Recognized 0 0  
Pension Loss [Member] | Cumulative Effect, Period of Adoption, Adjustment      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income   0  
Pension Loss [Member] | Cumulative Effect, Period of Adoption, Adjusted Balance      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income   (21,940)  
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income 92,694 [2] 30,311 [2] $ 6,855
Other Comprehensive Income (Loss), before Reclassifications, before Tax [2] 93,497 27,481  
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax [2] (10,319) 3,793  
Other Comprehensive Income (Loss), before Tax [2] 83,178 31,274  
Other Comprehensive Income (Loss), Tax [2] (20,795) (7,818)  
Other comprehensive income (loss) [2] 62,383 23,456  
Reclassification Where Impairment Was Not Previously Recognized $ 0 0 [2]  
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member] | Cumulative Effect, Period of Adoption, Adjustment      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income   0  
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member] | Cumulative Effect, Period of Adoption, Adjusted Balance      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Accumulated other comprehensive income   $ 30,311  
[1] The pre-tax amounts reclassified from accumulated other comprehensive income to current earnings are included in "investment securities gains (losses), net" in the consolidated statements of income.
[2] The pre-tax amounts reclassified from accumulated other comprehensive income to current earnings are included in "interest and fees on loans" in the consolidated statements of income.