Note 18 - Income Taxes (Details) - Income Tax (Benefit) Provision (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended	12 Months Ended
	Aug. 19, 2011	May 31, 2012	May 31, 2014	May 31, 2013
Current:
Federal	$ 3,161	$ 700	$ 321	$ 403
State and Local	673	143	914	69
Foreign	2,823	3,706	4,107	4,434
	6,657	4,549	5,342	4,906
Non-Current:
Federal		328	(298)	(899)
		328	(298)	(899)
Deferred:
Federal	(3,429)	(31,946)	(19,030)	(26,319)
State and Local	(494)	(1,639)	(1,092)	(1,522)
Foreign	(53)	(2,838)	(838)	(732)
	(3,976)	(36,423)	(21,059)	(28,573)
(Benefit) provision for income taxes	$ 2,681	$ (31,546)	$ (15,916)	$ (24,566)