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Significant Accounting Policies - Additional Information (Detail) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Significant Accounting Policies [Line Items]    
Premium deficiency reserves $ 2,400,000 $ 15,100,000
Comprehensive income (loss) 0  
Number of dilutive effect of common stock equivalents 0  
Common stock initially reserved for future issuance 2,000,000  
Amount of dividends paid on or after Effective Date 0  
Successor [Member]
   
Significant Accounting Policies [Line Items]    
Unearned premiums $ 1,394,000 $ 225,000