Note 14 - Accumulated Other Comprehensive Loss (Tables)

9 Months Ended

Feb. 29, 2016

Notes Tables

Comprehensive Income (Loss) [Table Text Block]

	Pretax			Tax			After Tax
Nine Months Ended February 29, 2016
Foreign exchange translation adjustment	$	(3,949	)		(269	)		(3,680	)
Changes in fair value of cash flow hedges		417			168			249
	$	(3,532	)		(101	)		(3,431	)
Nine Months Ended February 28, 2015
Foreign exchange translation adjustment	$	(26,246	)		1,431			(27,677	)
Changes in fair value of cash flow hedges		553			242			311
	$	(25,693	)		1,673			(27,366	)

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

	As of
	February 29, 2016			May 31, 2015
Cumulative foreign currency translation adjustment	$	(42,819	)		(39,139	)
Change in fair value of cash flow hedges, net of tax		(176	)		(425	)
Accumulated other comprehensive loss	$	(42,995	)		(39,564	)