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6 - LONG-TERM DEBT FROM RELATED PARTY (Detail) (USD $)
 3 Months Ended 12 Months Ended
Mar. 31, 2013
Dec. 31, 2010
Dec. 31, 2009
Dec. 31, 2008
Dec. 31, 2012
Line of Credit Facility, Maximum Borrowing Capacity $ 3,000,000        
Line of Credit Facility, Amount Outstanding 1,500,000       1,500,000
Proceeds from Secured Lines of Credit   500,000 500,000 500,000  
Debt Instrument, Maturity Date Jun. 30, 2013        
Immediate Family Member of Management or Principal Owner [Member]
          
Line of Credit Facility, Maximum Borrowing Capacity $ 3,000,000        
Line of Credit Facility, Collateral collateralized by real property        
Line of Credit Facility, Interest Rate Description Prime + 0.25%