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2. Significant Accounting Policies: Financial Instruments: Fair Value, Option, Quantitative Disclosures (Details) (USD $)
May 31, 2013
Feb. 28, 2013
Aug. 31, 2012
May 31, 2012
Feb. 29, 2012
Aug. 31, 2011
Details            
Cash, beginning of period $ 7,678,879 $ 4,342,588 $ 7,309,388 $ 4,639,288 $ 4,310,547 $ 6,774,127
Cash and Cash Equivalents, Fair Value Disclosure 7,678,879   7,309,388      
Accounts Receivable, Net 4,820,700   3,092,842      
Accounts Receivable, Fair Value Disclosure 4,820,700   3,092,842      
Note receivable 15,000   20,000      
Notes Receivable, Fair Value Disclosure 15,000   20,000      
Accounts Payable and Accrued Liabilities, Current 1,626,680   2,758,249      
Accounts Payable and Accrued Liabilities, Fair Value Disclosure $ 1,626,680   $ 2,758,249