General form of registration statement for all companies including face-amount certificate companies

Employee Benefit Plan - Additional Information (Detail)

v2.4.0.8
Employee Benefit Plan - Additional Information (Detail) (USD $)
12 Months Ended
Dec. 31, 2012
Age
Dec. 31, 2011
Defined Benefit Plan Disclosure [Line Items]    
Age limit for eligibility to participate in the plan 18  
Matching contributions 3.00%  
Additional matching contributions At least 3% for three of the first five years  
Contributed matching funds $ 102,189 $ 66,687
Minimum
   
Defined Benefit Plan Disclosure [Line Items]    
Matching contributions 1.00%  
Maximum
   
Defined Benefit Plan Disclosure [Line Items]    
Matching contributions 3.00%