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

v2.4.0.8
Derivative Financial Instruments (Asset and liability management) (Details Add Info) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Y
Additional information about the interest rate swaps used in companies Asset and Liability Management  
Notional Amount Of Interest Rate Derivatives $ 12,144,100
Average Maturity (years) 2.5
Fair Value 12,223
Weighted-Average Rate Receive 1.01%
Weighted-Average Rate Pay 0.24%
Asset conversion swaps - Receive Fixed - Generic [Member]
 
Additional information about the interest rate swaps used in companies Asset and Liability Management  
Notional Amount Of Interest Rate Derivatives 9,315,000
Average Maturity (years) 2.2
Fair Value (33,609)
Weighted-Average Rate Receive 0.80%
Weighted-Average Rate Pay 0.24%
Asset Conversion Swaps Pay Fixed Generic [Member]
 
Additional information about the interest rate swaps used in companies Asset and Liability Management  
Notional Amount Of Interest Rate Derivatives 0
Average Maturity (years) 0
Fair Value 0
Weighted-Average Rate Receive 0.00%
Weighted-Average Rate Pay 0.00%
Liability conversion swaps - Receive Fixed - Generic [Member]
 
Additional information about the interest rate swaps used in companies Asset and Liability Management  
Notional Amount Of Interest Rate Derivatives 2,829,100
Average Maturity (years) 3.4
Fair Value 45,832
Weighted-Average Rate Receive 1.73%
Weighted-Average Rate Pay 0.25%
Liability Conversion Swaps - Receive Fixed - Callable
 
Additional information about the interest rate swaps used in companies Asset and Liability Management  
Notional Amount Of Interest Rate Derivatives 0
Average Maturity (years) 0
Fair Value $ 0
Weighted-Average Rate Receive 0.00%
Weighted-Average Rate Pay 0.00%