Schedule of Contractually Obligated Cash Flow Requirements (Details) (USD $) In Thousands, unless otherwise specified	May 31, 2014
Total	$ 2,049
Within 1 Year	1,597
1 - 2 Years	371
3 - 5 Years	81
Thereafter	0
Accounts Payable and Accrued Liabilities
Total	1,510
Within 1 Year	1,510
1 - 2 Years	0
3 - 5 Years	0
Thereafter	0
Office Lease [Member]
Total	539
Within 1 Year	87
1 - 2 Years	371
3 - 5 Years	81
Thereafter	$ 0