CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Jun. 29, 2014	Jun. 30, 2013
Current assets:
Allowances for trade accounts receivable	$ 352	$ 915
Stockholders' equity:
Preferred stock, par value (in dollars per share)	$ 1	$ 1
Preferred stock, shares authorized (in shares)	1,000,000	1,000,000
Common stock, par value (in dollars per share)	$ 1	$ 1
Common stock, shares authorized (in shares)	330,000,000	330,000,000
Common stock, shares outstanding (in shares)	71,520,121	70,399,081
Treasury stock (in shares)	6,672,216	5,894,882