XML 74 R63.htm IDEA: XBRL DOCUMENT v3.7.0.1
Available-For-Sale And Held-To-Maturity Securities (Schedule Of Gross Unrealized Losses And The Estimated Fair Value By Length Of Time In A Loss Position) (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2017
USD ($)
Schedule Of Available For Sale And Held To Maturity Securities [Line Items]  
Available-for-sale Securities, Gross unrealized losses, Less than 12 months $ (12,812)
Available-for-sale Securities, Estimated fair value, Less than 12 months 889,969
Available-for-sale Securities, Gross unrealized losses, 12 months or more (4,545)
Available-for-sale Securities, Estimated fair value, 12 months or more 201,008
Available-for-sale Securities, Gross unrealized losses, Total (17,357)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Total 1,090,977
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Loss (17,091)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 1,025,717
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Loss (2,189)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 44,574
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Loss, Total (19,280)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value, Total 1,070,291
U.S. Government Agency Securities [Member]  
Schedule Of Available For Sale And Held To Maturity Securities [Line Items]  
Available-for-sale Securities, Gross unrealized losses, Less than 12 months (19)
Available-for-sale Securities, Estimated fair value, Less than 12 months 3,819
Available-for-sale Securities, Gross unrealized losses, Total (19)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Total 3,819
State And Municipal Securities [Member]  
Schedule Of Available For Sale And Held To Maturity Securities [Line Items]  
Available-for-sale Securities, Gross unrealized losses, Less than 12 months (338)
Available-for-sale Securities, Estimated fair value, Less than 12 months 12,233
Available-for-sale Securities, Gross unrealized losses, 12 months or more (3,072)
Available-for-sale Securities, Estimated fair value, 12 months or more 60,206
Available-for-sale Securities, Gross unrealized losses, Total (3,410)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Total 72,439
Corporate Fixed Income Securities [Member]  
Schedule Of Available For Sale And Held To Maturity Securities [Line Items]  
Available-for-sale Securities, Gross unrealized losses, Less than 12 months (6,826)
Available-for-sale Securities, Estimated fair value, Less than 12 months 425,140
Available-for-sale Securities, Gross unrealized losses, Total (6,826)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Total 425,140
Asset-Backed Securities [Member]  
Schedule Of Available For Sale And Held To Maturity Securities [Line Items]  
Available-for-sale Securities, Gross unrealized losses, Less than 12 months (656)
Available-for-sale Securities, Estimated fair value, Less than 12 months 248,043
Available-for-sale Securities, Gross unrealized losses, Total (656)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Total 248,043
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Loss (205)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 63,745
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Loss (2,173)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 43,311
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Loss, Total (2,378)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value, Total 107,056
Mortgage Backed Securities [Member] | Agency [Member]  
Schedule Of Available For Sale And Held To Maturity Securities [Line Items]  
Available-for-sale Securities, Gross unrealized losses, Less than 12 months (607)
Available-for-sale Securities, Estimated fair value, Less than 12 months 129,632
Available-for-sale Securities, Gross unrealized losses, 12 months or more (1,351)
Available-for-sale Securities, Estimated fair value, 12 months or more 139,111
Available-for-sale Securities, Gross unrealized losses, Total (1,958)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Total 268,743
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Loss (16,886)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 961,972
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Loss (16)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 1,263
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Loss, Total (16,902)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value, Total 963,235
Mortgage Backed Securities [Member] | Commercial [Member]  
Schedule Of Available For Sale And Held To Maturity Securities [Line Items]  
Available-for-sale Securities, Gross unrealized losses, Less than 12 months (4,366)
Available-for-sale Securities, Estimated fair value, Less than 12 months 71,102
Available-for-sale Securities, Gross unrealized losses, Total (4,366)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Total 71,102
Mortgage Backed Securities [Member] | Non-Agency [Member]  
Schedule Of Available For Sale And Held To Maturity Securities [Line Items]  
Available-for-sale Securities, Gross unrealized losses, 12 months or more (122)
Available-for-sale Securities, Estimated fair value, 12 months or more 1,691
Available-for-sale Securities, Gross unrealized losses, Total (122)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Total $ 1,691