CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Statement Of Financial Position [Abstract]    
Amortized cost of investments $ 119,119 $ 126,873
Allowance for premiums and fees receivable 392 311
Preferred stock, par value $ 0.01 $ 0.01
Preferred stock, shares authorized 10,000,000 10,000,000
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 75,000,000 75,000,000
Common stock, shares issued 41,016,000 40,983,000
Common stock, shares outstanding 41,016,000 40,983,000
Accumulated Other Comprehensive Income $ 923 $ 0