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Loans (Estimated Details On Loans Acquisition) (Details) (USD $)
In Thousands
Jun. 30, 2011
The Bank Of Commerce [Member]
 
Contractually required payments including interest $ 127,122
Less: Nonaccretable difference 56,257
Cash flows expected to be collected 70,865 [1]
Less: Accretable yield 4,414
Fair value of loans acquired with evidence of credit quality deterioration since origination 66,451
Community First Bank - Chicago [Member]
 
Contractually required payments including interest 22,178
Less: Nonaccretable difference 6,313
Cash flows expected to be collected 15,865 [1]
Less: Accretable yield 688
Fair value of loans acquired with evidence of credit quality deterioration since origination $ 15,177
[1] Represents undiscounted expected principal and interest cash flows at acquisition.