Quarterly report pursuant to Section 13 or 15(d)

Derivative Financial Instruments (Details)

 v2.3.0.11
Derivative Financial Instruments (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2011
Gross notional values of derivatives used in companies Asset and Liability Management  
Fair Value Hedge $ 1,591,912
Cash Flow Hedge 5,605,000
Total 7,196,912
Additional information about the interest rate swaps used in companies Asset and Liability Management  
Notional Value 7,196,912
Average Maturity (years) 2.4
Fair Value 124,659
Weighted-Average Rate Receive 1.84%
Weighted-Average Rate Pay 0.58%
Loan [Member]
 
Gross notional values of derivatives used in companies Asset and Liability Management  
Fair Value Hedge 0
Cash Flow Hedge 5,555,000
Total 5,555,000
Investment securities [Member]
 
Gross notional values of derivatives used in companies Asset and Liability Management  
Fair Value Hedge 0
Cash Flow Hedge 50,000
Total 50,000
Deposits [Member]
 
Gross notional values of derivatives used in companies Asset and Liability Management  
Fair Value Hedge 958,912
Cash Flow Hedge 0
Total 958,912
Subordinated notes
 
Gross notional values of derivatives used in companies Asset and Liability Management  
Fair Value Hedge 598,000
Cash Flow Hedge 0
Total 598,000
Other long-term debt
 
Gross notional values of derivatives used in companies Asset and Liability Management  
Fair Value Hedge 35,000
Cash Flow Hedge 0
Total 35,000
Asset conversion swaps [Member]
 
Additional information about the interest rate swaps used in companies Asset and Liability Management  
Notional Value 5,605,000
Average Maturity (years) 1.9
Fair Value 55,374
Weighted-Average Rate Receive 1.65%
Weighted-Average Rate Pay 0.65%
Liability conversion swaps [Member]
 
Additional information about the interest rate swaps used in companies Asset and Liability Management  
Notional Value 1,591,912
Average Maturity (years) 4.1
Fair Value $ 69,285
Weighted-Average Rate Receive 2.53%
Weighted-Average Rate Pay 0.32%