Consolidated Balance Sheets (USD $)	May 31, 2012	May 31, 2011
Current Assets:
Cash	$ 194,400	$ 169,420
Accounts receivable, net of allowance for doubtful accounts	2,715,893	1,769,387
Receivable from related parties	0	652,402
Inventory	956,638	543,557
Prepaid expenses	45,090	70,990
Total Current Assets	3,912,021	3,205,756
Property and Equipment, net of accumulated depreciation	7,798,178	7,713,608
Deferred Tax Asset	585,000	0
Other Assets	86,454	100,693
Total Assets	12,381,653	11,020,057
Current Liabilities:
Current portion of long-term debt	1,286,312	3,937,581
GLOG Investment, L.L.C., current portion of long-term debt	0	135,173
Advances payable - related party	0	725,080
Accounts payable and accrued expenses	2,581,787	1,927,162
Accounts payable and accrued expenses - related parties	1,285,714	1,621,838
Preferred dividends payable	2,924,108	0
Total Current Liabilities	8,077,921	8,346,834
Long-Term Debt, net of current portion	10,757,561	8,811,243
Long-Term Debt of Variable Interest Entities, net of current portion, GLOG Investment, L.L.C.	0	3,566,971
Deficit:
Preferred stock, $0.0001 par value, liquidation preference of $5,000,000	5	0
Common stock, $0.0001 par value	$ 2,611	$ 2,611
Additional paid-in capital	53,089,293	48,089,298
Accumulated deficit	(60,586,143)	(62,297,986)
Total Greystone Stockholders’ Deficit	(7,494,234)	(14,206,077)
Non-controlling interest	1,040,405	4,501,086
Total Deficit	(6,453,829)	(9,704,991)
Total Liabilities and Deficit	$ 12,381,653	$ 11,020,057