Quarterly report pursuant to Section 13 or 15(d)

Investment in Saneron CCEL Therapeutics, Inc. ("Saneron") (Details Textual)

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Investment in Saneron CCEL Therapeutics, Inc. ("Saneron") (Details Textual) (USD $)
3 Months Ended 9 Months Ended
Aug. 31, 2012
Aug. 31, 2011
Aug. 31, 2012
Aug. 31, 2011
Nov. 30, 2011
Investment in Saneron CCEL Therapeutics, Inc. ("Saneron") (Textual) [Abstract]          
Value of treasury stock $ 1,955,261   $ 1,955,261   $ 484,535
Saneron [Member]
         
Investment in Saneron CCEL Therapeutics, Inc. ("Saneron") (Textual) [Abstract]          
Ownership interest 34.00%   34.00%   34.00%
Goodwill 684,000   684,000   684,000
Equity losses related to stock and warrants 38,000 36,000 116,000 92,000  
Value of treasury stock $ 485,000   $ 485,000   $ 485,000