Trade Accounts Receivable

6 Months Ended

Nov. 30, 2011

Payables and Accruals [Abstract]

Trade Accounts Receivable Disclosure [Text Block]

5. Trade Accounts Receivable

	August 31, 2011			May 31, 2011
Trade Accounts Receivable	$	43,566,286		$	32,787,147
Less: Allowance for Bad Debt		(83,591	)		(2,728,690	)
	$	43,482,695		$	30,058,457

	August 31, 2011			May 31, 2011
Long Term Accounts Receivable	$	39,685,234		$	38,973,730
Less: Allowance for Bad Debt		(8,729,668	)		(5,844,421	)
	$	30,955,566		$	33,129,309