Consolidated Balance Sheets (Parentheticals) (USD $)
In Millions, except Share data, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Consolidated Balance Sheets [Abstract]    
Available-for-sale securities, amortized cost $ 5.8 $ 4.8
Common stock par value $ 0.01 $ 0.01
Common stock shares authorized 75,000,000 75,000,000
Common stock shares issued 12,994,758 12,774,829
Common stock shares outstanding 12,994,758 12,774,829
Preferred stock - par or stated value $ 0.01 $ 0.01
Preferred stock shares authorized 5,000,000 5,000,000
Preferred stock shares issued 0 0