XML 21 R70.htm IDEA: XBRL DOCUMENT v2.4.0.8
Commitments and Contingencies - Additional Information (Detail) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Payment Of Commitment And Contingencies [Line Items]    
Operating lease expense $ 271,383 $ 287,806
Operating lease renewal option period 60 months  
Operating lease agreement rent abatement period 5 months  
Scottsdale [Member]
   
Payment Of Commitment And Contingencies [Line Items]    
Operating lease Period 66 months  
Operating leases expiring period March 2017  
Frisco [Member]
   
Payment Of Commitment And Contingencies [Line Items]    
Operating lease Period 60 months  
Operating leases expiring period September 2015