Note 6 - Fair Value Measurements (Details) - Fair Value of Financial Assets (USD $) In Thousands, unless otherwise specified	Sep. 28, 2013	Sep. 29, 2012
Current assets:
Cash equivalents	$ 15,534
Other assets:
Cash surrender value of life insurance policies	6,145	5,146
Total	21,679	5,146
Fair Value, Inputs, Level 1 [Member]
Current assets:
Cash equivalents	15,534
Other assets:
Total	15,534
Fair Value, Inputs, Level 2 [Member]
Other assets:
Cash surrender value of life insurance policies	6,145	5,146
Total	$ 6,145	$ 5,146