v2.4.0.6
4. Lines of Credit (Detail) (USD $)
21 Months Ended 28 Months Ended
Sep. 30, 2012
Sep. 30, 2012
Sep. 30, 2012
Mar. 31, 2011
Mar. 06, 2011
Jan. 03, 2011
May 25, 2010
Line of Credit Facility, Maximum Borrowing Capacity $ 4,500,000 $ 4,500,000 $ 4,500,000 $ 2,500,000 $ 2,500,000 $ 2,000,000 $ 1,000,000
Debt Instrument, Interest Rate During Period     1.00%        
Line of Credit Facility, Increase, Additional Borrowings 1,000,000 (283,492)          
Option Granted as Consideration for Line of Credit $ 75,750,000 $ 75,750,000 $ 75,750,000