Note 8 - Impairment of Long-Lived Assets, Discontinued Operations and Property Held for Sale (Details) - Sales and Pretax Income (losses) Reported For Discontinued Operations (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Feb. 12, 2014	Feb. 13, 2013	Feb. 12, 2014	Feb. 13, 2013
Sales and Pretax Income (losses) Reported For Discontinued Operations [Abstract]
Sales			$ 565	$ 466
Pretax loss			(1,167)	(817)
Income tax benefit from discontinued operations			350	280
Loss on discontinued operations	$ (131)	$ (454)	$ (818)	$ (536)
Discontinued locations closed during the period			2

Note 8 - Impairment of Long-Lived Assets, Discontinued Operations and Property Held for Sale (Details) - Sales and Pretax Income (losses) Reported For Discontinued Operations (USD $)
In Thousands, unless otherwise specified

3 Months Ended

6 Months Ended

Feb. 12, 2014

Feb. 13, 2013

Feb. 12, 2014

Feb. 13, 2013

Sales and Pretax Income (losses) Reported For Discontinued Operations [Abstract]

Sales

$ 565

$ 466

Pretax loss

(1,167)

(817)

Income tax benefit from discontinued operations

350

280

Loss on discontinued operations

$ (131)

$ (454)

$ (818)

$ (536)

Discontinued locations closed during the period

- Definition

Overall income (loss) from a disposal group that is classified as a component of the entity, before income tax, reported as a separate component of income before extraordinary items. Includes the following (before income tax): income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

+ References+ Details

- Definition

Tax effect allocated to a disposal group that is classified as a component of the entity reported as a separate component of income before extraordinary items. Includes the tax effects of the following: income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

+ References+ Details

- Definition

Amount of income (loss) from a disposal group, net of income tax before extraordinary items allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

+ References+ Details