Note 10 - Deferred Financing Costs, Net (Tables)

9 Months Ended

Feb. 29, 2016

Notes Tables

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]

	As of
	February 29, 2016			May 31, 2015
Balance at beginning of period	$	26,399			33,116
Amortization		(5,327	)		(6,717	)
Balance at end of period	$	21,072			26,399