Annual report pursuant to Section 13 and 15(d)

Mortgage Servicing Rights - Fair Value of MSRs (Details)

v2.4.0.6
Mortgage Servicing Rights - Fair Value of MSRs (Details)
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Fixed [Member]
   
Assumption for Fair Value of MSRs    
Weighted-Average OAS 2.80% 2.17%
Weighted-Average Life, in Years 0.0378 0.0485
Adjustable [Member]
   
Assumption for Fair Value of MSRs    
Weighted-Average OAS 5.61% 5.12%
Weighted-Average Life, in Years 0.0210 0.0229