Segment Information (Schedule Of Segment Operations) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
Jun. 01, 2013	May 26, 2012	Jun. 01, 2013	May 26, 2012
Segment Reporting Information [Line Items]
Sales to external customers	$ 44,859	$ 41,274	$ 129,350	$ 119,441
Gross Profit	29,435	26,144	86,277	77,667
Adjusted EBITDA	6,262	5,752	18,915	17,433
Depreciation	752	680	2,175	2,374
Amortization	960	622	2,201	1,879
United States/Canada [Member]
Segment Reporting Information [Line Items]
Sales to external customers	35,198	31,678	94,803	86,445
Gross Profit	21,958	18,904	59,367	52,712
Adjusted EBITDA	3,651	3,840	8,135	8,756
Depreciation	320	288	886	1,157
Amortization	957	618	2,193	1,867
International [Member]
Segment Reporting Information [Line Items]
Sales to external customers	8,608	8,826	31,377	30,813
Gross Profit	6,901	6,873	25,166	24,004
Adjusted EBITDA	3,801	3,153	14,155	12,214
Depreciation	79	83	244	274
Amortization	3	4	8	12
Reportable Unit Assets [Member]
Segment Reporting Information [Line Items]
Sales to external customers	43,806	40,504	126,180	117,258
Gross Profit	28,859	25,777	84,533	76,716
Adjusted EBITDA	7,452	6,993	22,290	20,970
Depreciation	399	371	1,130	1,431
Amortization	960	622	2,201	1,879
Corporate And Eliminations [Member]
Segment Reporting Information [Line Items]
Sales to external customers	1,053	770	3,170	2,183
Gross Profit	576	367	1,744	951
Adjusted EBITDA	(1,190)	(1,241)	(3,375)	(3,537)
Depreciation	$ 353	$ 309	$ 1,045	$ 943

Earnings before interest, taxes, depreciation, and amortization.

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- Definition

The aggregate amount of recurring noncash expense charged against earnings in the period to allocate the cost of assets over their estimated remaining economic lives.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 28

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Principles Board Opinion (APB)

-Number 12

-Paragraph 5

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

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Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

+ References

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- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

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