Note 10 - Employee Benefit Plans (Details) - Projected Benefit Obligation Reconciliation (USD $) In Thousands, unless otherwise specified	12 Months Ended
Sep. 28, 2013	Sep. 29, 2012	Oct. 01, 2011
Note 10 - Employee Benefit Plans (Details) - Projected Benefit Obligation Reconciliation [Line Items]
Distributions	$ (245)	$ (244)	$ (244)
Fair value of plan assets at end of year	2,045	1,739
Total recognized in other comprehensive income (loss)	(879)	426	(294)
Fair value of plan assets at beginning of year	1,739
Change In Benefit Obligation [Member] \| Pension Plan, Defined Benefit [Member]
Note 10 - Employee Benefit Plans (Details) - Projected Benefit Obligation Reconciliation [Line Items]
Settlement		(218)	(1,423)
Distributions	(202)	(196)	(194)
Change In Plan Assets [Member] \| Pension Plan, Defined Benefit [Member]
Note 10 - Employee Benefit Plans (Details) - Projected Benefit Obligation Reconciliation [Line Items]
Settlement		(218)	(1,651)
Distributions	(202)	(196)	(193)
Pension Plan, Defined Benefit [Member]
Note 10 - Employee Benefit Plans (Details) - Projected Benefit Obligation Reconciliation [Line Items]
Benefit obligation at beginning of year	3,181	3,231	4,280
Amendments			306
Interest cost	128	146	193
Actuarial loss	(134)	218	69
Fair value of plan assets at end of year	2,045	1,739	1,660
Funded status	(928)	(1,442)	(1,571)
Accrued benefit liability	(928)	(1,442)	(1,571)
Accumulated other comprehensive loss (net of tax)	706	859	909
Net amount recognized	(222)	(583)	(662)
Unrecognized net loss	1,138	1,386	1,466
Net amount recognized other comprehensive income	1,138	1,386	1,466
Net loss (gain)	(192)	(31)	(206)
Amortization of net loss	(56)	(49)	(304)
Total recognized in other comprehensive income (loss)	(248)	(80)	(510)
Benefit obligation at end of year	2,973	3,181	3,231
Fair value of plan assets at beginning of year	1,739	1,660	3,017
Actual return on plan assets	201	287	10
Employer contributions	307	206	477
Supplemental Employee Retirement Plan, Defined Benefit [Member]
Note 10 - Employee Benefit Plans (Details) - Projected Benefit Obligation Reconciliation [Line Items]
Benefit obligation at beginning of year	7,461	6,102	5,590
Service cost	242	217	176
Interest cost	287	301	282
Actuarial loss	(807)	1,085	297
Distributions	(245)	(244)	(243)
Funded status	(6,938)	(7,461)	(6,102)
Unrecognized net loss	1,380	2,324	1,330
Unrecognized prior service cost		227	454
Net amount recognized other comprehensive income	1,380	2,551	1,784
Net loss (gain)	(807)	1,085	297
Prior service costs	(227)	(227)	(227)
Amortization of net loss	(136)	(91)	(34)
Total recognized in other comprehensive income (loss)	(1,170)	767	36
Benefit obligation at end of year	6,938	7,461	6,102
Employer contributions	$ 245	$ 244	$ 244

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The pretax total of net gain (loss), prior service cost (credit), and transition assets (obligations), as well as minimum pension liability if still remaining, included in accumulated other comprehensive income associated with a defined benefit pension or other postretirement plan(s) because they have yet to be recognized as components of net periodic benefit cost.

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After tax total of net gain (loss), prior service cost (credit), and transition assets (obligations), as well as minimum pension liability if still remaining, included in accumulated other comprehensive income associated with a defined benefit pension or other postretirement plan(s).

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The pretax net amount of gains and losses that are not yet recognized as a component of net periodic benefit cost, and that are recognized as increases or decreases in other comprehensive income as they arise. Gains and losses are due to changes in the value of either the benefit obligation or the plan assets resulting from experience different from that assumed or from a change in an actuarial assumption, or the consequence of a decision to temporarily deviate from the substantive plan.

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Amount related to the pretax cost of benefit changes attributable to plan participants' prior service pursuant to a plan amendment or a plan initiation, which has not yet been recognized as components of net periodic benefit cost.

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The difference between fair value of plan assets at the end of the period and the fair value at the beginning of the period, adjusted for contributions and payments of benefits during the period, and after adjusting for taxes and other expenses, as applicable.

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Amount of gain (loss) related to change in benefit obligation resulting from changes in actuarial assumptions, for example, but not limited to, interest, mortality, employee turnover, salary, and temporary deviation from the substantive plan.

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The aggregate net amount recognized in the balance sheet associated with the defined benefit plan(s). Will normally be the same as the Defined Benefit Plan, Funded Status of Plan, Total.

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Amount before tax, after reclassification adjustments, of prior service cost (credit) that has not been recognized in the income statement.

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1) For defined benefit pension plans, the benefit obligation is the projected benefit obligation, which is the actuarial present value as of a date of all benefits attributed by the pension benefit formula to employee service rendered prior to that date. 2) For other postretirement defined benefit plans, the benefit obligation is the accumulated postretirement benefit obligation, which is the actuarial present value of benefits attributed to employee service rendered to a particular date.

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The amount of payments made for which participants are entitled under a pension plan, including pension benefits, death benefits, and benefits due on termination of employment. Also includes payments made under a postretirement benefit plan, including prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services. This item represents a periodic decrease to the plan obligations and a decrease to plan assets.

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The increase in the fair value of plan assets from contributions made by the employer.

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Assets, usually stocks, bonds, and other investments, that have been segregated and restricted (usually in a trust) to provide benefits, at their fair value as of the measurement date. Plan assets include amounts contributed by the employer (and by employees for a contributory plan) and amounts earned from investing the contributions, less benefits paid. If a plan has liabilities other than for benefits, those non-benefit obligations may be considered as reductions of plan assets.

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The funded status is measured as the difference between the fair value of plan assets and the benefit obligation. Will normally be the same as the net Defined Benefit Plan, Amounts Recognized in Balance Sheet, Total.

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The increase in a defined benefit pension plan's projected benefit obligation or a defined benefit postretirement plan's accumulated postretirement benefit obligation due to the passage of time.

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The amount of increase or decrease due to a change in the terms of an existing plan or the initiation of a new plan. A plan amendment may increase or decrease benefits, including those attributed to years of service already rendered.

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The actuarial present value of benefits attributed by the pension benefit formula to services rendered by employees during the period. The portion of the expected postretirement benefit obligation attributed to employee service during the period. The service cost component is a portion of the benefit obligation and is unaffected by the funded status of the plan.

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The amount of decrease that relates to an irrevocable action that relieves the employer (or the plan) of primary responsibility for a benefit obligation and eliminates significant risks related to the obligation and the assets used to effect the settlement. Examples of transactions that constitute a settlement include (a) making lump-sum cash payments to plan participants in exchange for their rights to receive specified benefits and (b) purchasing nonparticipating annuity contracts.

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Amount after tax of (increase) decrease in the value of the projected benefit obligation related to a change in an actuarial assumption and increase (decrease) in the value of the plan assets resulting from experience different from that assumed, that has not been recognized in net periodic benefit (cost) credit.

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Amount after tax and reclassification adjustments, of (increase) decrease in accumulated other comprehensive (income) loss related to pension and other postretirement defined benefit plans.

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Amount after tax of reclassification adjustment from accumulated other comprehensive income (loss) for actuarial gain (loss) related to pension and other postretirement benefit plans.

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For a classified balance sheet, the amount recognized in balance sheet as a current liability associated with an underfunded defined benefit plan.

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