Note 7 - Employee Benefit Plans (Details) - Net Periodic Pension Costs and Related Components for the Delaware Plan (Pension Plan, Defined Benefit [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 29, 2013	Jun. 30, 2012	Jun. 29, 2013	Jun. 30, 2012
Pension Plan, Defined Benefit [Member]
Note 7 - Employee Benefit Plans (Details) - Net Periodic Pension Costs and Related Components for the Delaware Plan [Line Items]
Interest cost	$ 32	$ 35	$ 96	$ 109
Expected return on plan assets	(36)	(32)	(108)	(100)
Recognized net actuarial loss	14	9	42	37
Net periodic pension cost	$ 10	$ 12	$ 30	$ 46