Note 8 - Stock-Based Compensation (Details) - Changes in the Company’s Stock Options - May. 30, 2015 - Employee Stock Option [Member] - $ / shares shares in Thousands	Total
Note 8 - Stock-Based Compensation (Details) - Changes in the Company’s Stock Options [Line Items]
Options outstanding, beginning of period	3,682
Options outstanding, beginning of period	$ 51.05
Granted	501
Granted	$ 70.96
Exercised	(215)
Exercised	$ 35.04
Forfeited or expired	(91)
Forfeited or expired	$ 63.12
Options outstanding, end of period	3,877
Options outstanding, end of period	$ 54.23
Options exercisable, end of period	2,392
Options exercisable, end of period	$ 46.83