Annual report pursuant to Section 13 and 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
Dec. 31, 2013
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount $ 10,527,300
Cash flow hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 8,548,000
Fair Value Hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 1,979,300
Loan [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 8,548,000
Loan [Member] | Cash flow hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 8,548,000
Loan [Member] | Fair Value Hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 0
Investment securities [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 0
Investment securities [Member] | Cash flow hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 0
Investment securities [Member] | Fair Value Hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 0
Deposits [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 96,300
Deposits [Member] | Cash flow hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 0
Deposits [Member] | Fair Value Hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 96,300
Subordinated notes
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 598,000
Subordinated notes | Cash flow hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 0
Subordinated notes | Fair Value Hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 598,000
Other long-term debt
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 1,285,000
Other long-term debt | Cash flow hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount 0
Other long-term debt | Fair Value Hedging [Member]
  
Notional Amount Of Derivatives [Abstract]  
Derivative, Notional Amount $ 1,285,000