Note 15 - Derivative Financial Instruments (Tables)

12 Months Ended

May 31, 2016

Notes Tables

Schedule of Interest Rate Derivatives [Table Text Block]

	As of May 31
	2016			2015
Interest rate swaps (included in other liabilities)	$	(155	)		(686	)

Derivative Instruments, Gain (Loss) [Table Text Block]

	Year Ended May 31
Location of (loss) gain reclassified from AOCI into income	2016			2015
(Losses) gains on cash flow hedges:
Interest expense (effective portion)	$	(615	)		(907	)
Interest income (expense) (ineffective portion)	$	(2	)		(3	)