Note 6 - Goodwill (Tables)

3 Months Ended

Aug. 31, 2014

Disclosure Text Block Supplement [Abstract]

Schedule of Goodwill [Table Text Block]

	August 31, 2014			May 31, 2014
Balance at beginning of period	$	851,563			1,003,463
Additions:
Acquisition of businesses		-			6,912
Foreign currency translation adjustment		(1,295	)		1,188
Impairment loss		-			(160,000	)
Balance at end of period	$	850,268			851,563