Note 13 - Accumulated Other Comprehensive (Loss) Income (Tables)

9 Months Ended

Feb. 28, 2015

Disclosure Text Block [Abstract]

Comprehensive Income (Loss) [Table Text Block]

	Pretax			Tax		After Tax
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	)

Nine Months Ended February 28, 2014
Foreign exchange translation adjustment	$	5,023	-	5,023
Changes in fair value of cash flow hedges		362	108	254
	$	5,385	108	5,277

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

	As of
	February 28, 2015			May 31, 2014
Cumulative foreign currency translation adjustment	$	(40,104	)		(12,427	)
Change in fair value of cash flow hedges, net of tax		(529	)		(840	)
Accumulated other comprehensive loss	$	(40,633	)		(13,267	)