Note 13 - Business Segment Information (Details) - Net Sales And Long Lived Assets By Geographic Region (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Oct. 01, 2011
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 363,896	$ 363,303	$ 336,909
Long-lived assets	90,922	92,862	93,490
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	357,890	358,539	329,168
Long-lived assets	90,922	92,862	93,490
Foreign [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	6,006	4,764	7,741
Long-lived assets	$ 0	$ 0	$ 0