Consolidated Balance Sheets (Parenthetical) - $ / shares	May. 29, 2015	May. 30, 2014
Statement of Financial Position [Abstract]
Common stock, par value	$ 0.667	$ 0.667
Common stock, shares authorized	35,000,000	35,000,000
Common stock, shares issued	13,828,793	13,828,793
Treasury stock, shares	2,537,036	2,096,161