2. Significant Accounting Policies: Financial Instruments: Fair Value, Option, Quantitative Disclosures (Details) (USD $)	Feb. 28, 2013		Nov. 30, 2012	Aug. 31, 2012	Feb. 29, 2012		Nov. 30, 2011	Aug. 31, 2011
Cash, beginning of period	$ 4,342,588	[1]	$ 7,256,455	$ 7,309,388	$ 4,310,547	[1]	$ 5,386,500	$ 6,774,127
Cash and Cash Equivalents, Fair Value Disclosure	4,342,588			7,309,388
Accounts Receivable, Net	3,092,842
Accounts Receivable, Fair Value Disclosure	7,295,224			3,092,842
Note receivable				20,000
Notes Receivable, Fair Value Disclosure				20,000
Accounts Payable and Accrued Liabilities	2,462,124			2,758,249
Accounts Payable and Accrued Liabilities, Fair Value Disclosure	$ 2,462,124			$ 2,758,249

[1] Supplemental disclosure with respect to cash flows, see note 15