Note 8 - Stock-Based Compensation (Detail) - Restricted Stock And Restricted Stock Unit Activity (USD $)	12 Months Ended
Sep. 29, 2012	Oct. 01, 2011	Oct. 02, 2010	Oct. 03, 2009
Restricted Stock Awards Outstanding	99,000	119,000	140,000
Restricted Stock [Member]
Restricted Stock Awards Outstanding			67,000	115,000
Weighted Average Grant Date Fair Value (in Dollars per share)			$ 13.37	$ 15.50
Restricted Stock Awards Outstanding		(67,000)	(48,141)
Weighted Average Grant Date Fair Value (in Dollars per share)		$ 13.37	$ 18.53
Restricted Stock Units (RSUs) [Member]
Restricted Stock Awards Outstanding	293,000	328,000	239,000	136,000
Weighted Average Grant Date Fair Value (in Dollars per share)	$ 10.74	$ 10.25	$ 9.23	$ 8.71
Restricted Stock Awards Outstanding	99,000	119,000	140,000
Weighted Average Grant Date Fair Value (in Dollars per share)	$ 11.77	$ 12.08	$ 9.29
Restricted Stock Awards Outstanding	(134,000)	(30,000)	(37,000)
Weighted Average Grant Date Fair Value (in Dollars per share)	$ 10.30	$ 9.39	$ 7.55

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

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- Definition

The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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