Quarterly report pursuant to Section 13 or 15(d)

Fair Value (Details 3)

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Fair Value (Details 3) (Collateralized Debt Obligations [Member], Fair Value, Measurements, Recurring [Member], Fair Value, Inputs, Level 3 [Member], USD $)
In Thousands, unless otherwise specified
6 Months Ended
Jun. 30, 2012
Collateralized Debt Obligations [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
 
Beginning balance, December 31, 2011 $ 1,361
Transfers in and/or (out) of Level 3 0
Total Gains Or (Losses) [Abstract]  
Included in earnings (6)
Included in other comprehensive income (108)
Purchases, issuances, sales, and settlements  
Purchases 0
Issuances 0
Sales 0
Settlements 0
Ending balance, June 30, 2012 $ 1,247