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Notes Payable (Tables)
 9 Months Ended
Apr. 30, 2014
Notes Payable [Abstract]  
Schedule of borrowings on revolving loan agreement
As of April 30, 2014, borrowings on the revolving loan agreement and China credit facility were as follows:
 
 
Interest Rate
 
April 30, 2014
USD-denominated borrowing on revolving loan agreement
 
1.2465
%
 
$
63,000

USD-denominated borrowing on China line of credit
 
1.5518
%
 
12,552

Notes payable
 
1.3992
%
 
$
75,552