Note 15 - Share Repurchase Program (Details Textual) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended		12 Months Ended
	May 28, 2016	May 28, 2016	May 30, 2015	Nov. 28, 2015	Sep. 30, 2010
2010 Share Repurchase Program [Member]
Stock Repurchased During Period, Value	$ 0	$ 4,210
Stock Repurchase Program, Authorized Amount					$ 100,000
Decreased Value of Common Stock Shares Repurchased		125	$ 0
Decreased Value of Additional Paid in Capital for Shares Repurchased		4,085	$ 0
Stock Repurchased During Period, Value		$ 6,566		$ 19,290