Segment Information (Schedule Of Segment Operations) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May 28, 2016	May 30, 2015	May 28, 2016	May 30, 2015
Segment Reporting Information [Line Items]
Sales to external customers	$ 44,738	$ 48,306	$ 135,224	$ 142,497
Gross profit	29,562	30,322	89,488	91,542
Adjusted EBITDA	1,794	4,864	10,675	14,590
Depreciation	1,003	980	2,809	2,984
Amortization	722	912	2,541	2,818
Direct Offices [Member]
Segment Reporting Information [Line Items]
Sales to external customers	23,892	26,307	72,119	77,387
Gross profit	16,804	18,379	51,189	54,191
Adjusted EBITDA	2,856	3,219	9,873	8,763
Depreciation	70	85	212	252
Amortization	1	1	3	3
Strategic Markets [Member]
Segment Reporting Information [Line Items]
Sales to external customers	6,906	9,337	21,636	28,153
Gross profit	4,027	5,240	13,357	16,577
Adjusted EBITDA	232	1,994	2,369	6,570
Depreciation	1	70	95	159
Amortization	61	246	553	812
Education Practice [Member]
Segment Reporting Information [Line Items]
Sales to external customers	7,397	6,091	22,151	17,249
Gross profit	4,202	2,778	11,787	8,524
Adjusted EBITDA	(1,584)	(919)	(2,443)	(2,626)
Depreciation	1	1	3	3
International Licensees [Member]
Segment Reporting Information [Line Items]
Sales to external customers	4,472	4,027	13,093	12,845
Gross profit	3,488	2,913	10,046	9,658
Adjusted EBITDA	2,259	1,559	6,653	5,526
Depreciation	1	1	3	4
Operating Segments [Member]
Segment Reporting Information [Line Items]
Sales to external customers	42,667	45,762	128,999	135,634
Gross profit	28,521	29,310	86,379	88,950
Adjusted EBITDA	3,763	5,853	16,452	18,233
Depreciation	73	157	313	418
Amortization	62	247	556	815
Corporate And Eliminations [Member]
Segment Reporting Information [Line Items]
Sales to external customers	2,071	2,544	6,225	6,863
Gross profit	1,041	1,012	3,109	2,592
Adjusted EBITDA	(1,969)	(989)	(5,777)	(3,643)
Depreciation	930	823	2,496	2,566
Amortization	$ 660	$ 665	$ 1,985	$ 2,003