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Note 13 - Purchase of Interest in Subsidiaries (Detail) - Allocation between identifiable intangibles and goodwill (USD $)
Dec. 31, 2012
Sep. 30, 2012
Goodwill   $ 500,000
344,232  
SPAR NDS [Member]
   
Intangible asset 258,060  
Goodwill $ 86,172