Accounting Policies (DETAILS) (USD $)	3 Months Ended		6 Months Ended		12 Months Ended
	Nov. 30, 2012	Nov. 30, 2011	Nov. 30, 2012	Nov. 30, 2011	May 31, 2011
Total debt issuance costs incurred	$ 0	$ 0	$ 0	$ 0	$ 330,000
Amortization of debt issuance costs	29,000	29,000	59,000	57,000	0
Total Capitalized software development costs	48,000	0	159,000	0	0
Amortization of software development costs	16,000	0	28,000	0	0
Total Capitalized patent costs	230	0	6,000	0	0
Net gain from foreign currency related transactions	$ 8,000	$ 26,000	$ 11,000	$ 6,000	$ 0