Note 14 - Business Segment Information (Details) - Net Sales And Long-Lived Assets By Geographic Region (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 29, 2012
Net sales:
Revenue	$ 408,978	$ 363,896	$ 363,303
Long-lived assets:
Long Term Assets	114,034	90,922	92,862
UNITED STATES
Net sales:
Revenue	402,675	357,890	358,539
Long-lived assets:
Long Term Assets	114,034	90,922	92,862
Foreign [Member]
Net sales:
Revenue	$ 6,303	$ 6,006	$ 4,764