Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Details 2)

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Fair Value Measurements (Details 2) (Nonrecurring basis [Member], USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Fair value assets measured on non-recurring basis        
Unrealized Losses on Non-performing Loans Held for Sale   $ 682,000 $ 657,000 $ 9,462,000
Unrealized Losses Impaired Loans 2,285,000 14,314,000 4,690,000 23,940,000
Unrealized Losses Other Real Estate Owned 57,000 203,000 57,000 770,000
Level 1 Quoted Prices in Active Markets for Identical Assets [Member]
       
Fair value assets measured on non-recurring basis        
Non-Performing Loans Held for sale            
Impaired Loans            
Other Real Estate Owned            
Level 2 Significant Observable Inputs With No Active Market With Identical Characteristics [Member]
       
Fair value assets measured on non-recurring basis        
Non-Performing Loans Held for sale            
Impaired Loans 22,694,000 33,071,000 22,694,000 33,071,000
Other Real Estate Owned            
Level 3 Significant Unobservable Inputs [Member]
       
Fair value assets measured on non-recurring basis        
Non-Performing Loans Held for sale 3,489,000 18,683,000 3,489,000 18,683,000
Impaired Loans 10,911,000 145,019,000 10,911,000 145,019,000
Other Real Estate Owned $ 1,071,000 $ 1,298,000 $ 1,071,000 $ 1,298,000