Quarterly report pursuant to Section 13 or 15(d)

Derivative Financial Instruments (Asset and liability management) (Details)

v2.4.0.8
Derivative Financial Instruments (Asset and liability management) (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount $ 600,000
Cash flow hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 7,366,000
Fair Value Hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 1,145,500
Loan [Member] | Cash flow hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 7,366,000
Deposits [Member] | Fair Value Hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 162,500
Subordinated notes | Fair Value Hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 598,000
Other long-term debt | Fair Value Hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount $ 385,000