Note 4 - Earnings Per Share (Details) - shares shares in Thousands	3 Months Ended		6 Months Ended
	May 28, 2016	May 30, 2015	May 28, 2016	May 30, 2015
Basic (in shares)	50,145	50,345	50,052	50,267
Equivalent shares from share-based compensations plans (in shares)	1,108	1,126	1,072	1,158
Weighted-average common and common equivalent shares - diluted (in shares)	51,253	51,471	51,124	51,425