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Loss Per Common Share (Annual and Quarter) (Detail)
9 Months Ended 12 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Dec. 31, 2011
Dec. 31, 2010
Warrant [Member]
       
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 11,010,000   11,010,000  
Stock Options [Member]
       
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 7,000 12,500 12,000 23,000