Note 7 - 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	9 Months Ended
May 06, 2015	May 07, 2014	May 06, 2015	May 07, 2014
Sales and Pretax Income (Losses) Reported for Discontinued Operations [Abstract]
Sales				$ 3,738
Pretax loss			(807)	(1,985)
Income tax benefit from discontinued operations			298	517
Loss from discontinued operations	$ (176)	$ (12)	$ (509)	$ (1,468)
Discontinued locations closed during the period				3

Note 7 - 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

9 Months Ended

May 06, 2015

May 07, 2014

May 06, 2015

May 07, 2014

Sales and Pretax Income (Losses) Reported for Discontinued Operations [Abstract]

Income tax benefit from discontinued operations

298

517

Loss from discontinued operations

Discontinued locations closed during the period

- Definition

Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

+ References

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+ Details

- Definition

Amount of tax expense (benefit) related to a discontinued operation. Includes, but is not limited to, tax expense (benefit) related to income (loss) from operations during the phase-out period, tax expense (benefit) related to gain (loss) on disposal, tax expense (benefit) related to gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and tax expense (benefit) related to adjustments of a prior period gain (loss) on disposal.

+ References+ Details

- Definition

Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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+ Details