Note 4 - Stock-Based Compensation (Details) - Restricted Stock and Restricted Stock Unit Activity (Restricted Stock Units (RSUs) [Member], USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Mar. 29, 2014	Mar. 30, 2013	Mar. 29, 2014	Mar. 30, 2013
Restricted Stock Units (RSUs) [Member]
Note 4 - Stock-Based Compensation (Details) - Restricted Stock and Restricted Stock Unit Activity [Line Items]
Restricted Stock Awards Outstanding			221
Weighted Average Grant Date Fair Value			$ 13.20
Granted	40	43	40	43
Granted			$ 19.08
Released			(49)
Released			$ 13.63
Restricted Stock Awards Outstanding	212		212
Weighted Average Grant Date Fair Value	$ 14.21		$ 14.21