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

Commitments and contingencies - Operating Lease Obligations (Details)

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Commitments and contingencies - Operating Lease Obligations (Details) (USD $)
 3 Months Ended 12 Months Ended
Dec. 31, 2013
Mar. 31, 2014
Office space and warehouse facilities
Mar. 31, 2013
Office space and warehouse facilities
Dec. 31, 2013
Office space and warehouse facilities
Dec. 31, 2012
Office space and warehouse facilities
Dec. 31, 2012
Service vehicle
Jan. 31, 2012
Service vehicle
vehicle
Operating Leased Assets [Line Items]              
Rent expense, gross   $ 100,258 $ 116,159 $ 616,041 $ 595,851    
Rent expense, sublease rent offset       127,784 173,898    
Rent expense, net       488,257 421,953 387  
Future minimum payments receivable $ 51,033            
Number of operating leased assets             1