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COMMITMENTS AND CONTINGENCIES: (Tables)
9 Months Ended
Aug. 31, 2016
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]
The Company leases certain of its facilities under operating lease agreements, which expire in various periods through 2025. Future minimum rental obligations under noncancellable lease agreements as of August 31, 2016 were as follows:
Fiscal Years Ending November 30,
 
2016 (remaining three months)
$
21,678

2017
81,173

2018
71,398

2019
60,071

2020
48,121

Thereafter
85,501

Total minimum lease payments
$
367,942