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ECONOMIC DEPENDENCY: (Details) (Revenue concentration, Customer concentration)
3 Months Ended 12 Months Ended
Jun. 30, 2013
Sep. 30, 2012
U.S. Government
   
ECONOMIC DEPENDENCY    
Concentration risk percentage (percent) 100.00% 100.00%
DVA
   
ECONOMIC DEPENDENCY    
Concentration risk percentage (percent) 96.00% 96.00%