Regulatory Capital (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Nov. 25, 2009
Regulatory Capital [Abstract]      
Minimum Tier 1 capital ratio (in hundredths) 8.00%   8.50%
Minimum total risk based capital ratio (in hundredths) 12.00%   12.00%
Actual [Abstract]      
Total capital (to risk-weighted assets) $ 219,146 $ 199,098  
Tier I capital (to risk-weighted assets) 206,364 184,542  
Tier I capital (to average assets) 206,364 184,542  
State of Wisconsin (to total assets) 206,364 184,542  
Total capital (to risk-weighted assets) (in hundredths) 21.67% 17.34%  
Tier I capital (to risk-weighted assets) (in hundredths) 20.41% 16.07%  
Tier I capital (to average assets) (in hundredths) 12.48% 11.13%  
State of Wisconsin (to total assets) (in hundredths) 10.65% 11.15%  
For Capital Adequacy Purposes [Abstract]      
Total capital (to risk-weighted assets) 80,887 91,844  
Tier I capital (to risk-weighted assets) 40,443 45,922  
Tier I capital (to average assets) 66,161 66,312  
State of Wisconsin (to total assets) 116,252 99,305  
Total capital (to risk-weighted assets) (in hundredths) 8.00% 8.00%  
Tier I capital (to risk-weighted assets) (in hundredths) 4.00% 4.00%  
Tier I capital (to average assets) (in hundredths) 4.00% 4.00%  
State of Wisconsin (to total assets) (in hundredths) 6.00% 6.00%  
To Be Well-Capitalized Under Prompt Corrective Action Provisions [Abstract]      
Total capital (to risk-weighted assets) 101,109 114,806  
Tier I capital (to risk-weighted assets) 60,665 68,883  
Tier I capital (to average assets) $ 82,701 $ 82,890  
Total capital (to risk-weighted assets) (in hundredths) 10.00% 10.00%  
Tier I capital (to risk-weighted assets) (in hundredths) 6.00% 6.00%  
Tier I capital (to average assets) (in hundredths) 5.00% 5.00%