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

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 210.5-03.1,2)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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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=63488584&loc=d3e20235-122688

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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SEGMENT AND GEOGRAPHIC INFORMATION (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	May 27, 2017	Feb. 25, 2017	Nov. 26, 2016	Aug. 27, 2016	May 28, 2016	Feb. 27, 2016	Nov. 28, 2015	Aug. 29, 2015	May 27, 2017	May 28, 2016	May 30, 2015
Segment Reporting Information [Line Items]
Net Sales	$ 37,359	$ 32,313	$ 33,827	$ 33,373	$ 39,568	$ 31,291	$ 34,086	$ 37,071	$ 136,872	$ 142,016	$ 136,957
Gross Profit	$ 11,987	$ 10,692	$ 10,964	$ 10,240	$ 13,388	$ 9,750	$ 10,435	$ 11,262	43,883	44,835	41,138
PMT [Member]
Segment Reporting Information [Line Items]
Net Sales									104,226	105,554	105,748
Gross Profit									33,382	33,088	33,098
Canvys [Member]
Segment Reporting Information [Line Items]
Net Sales									20,534	23,453	24,645
Gross Profit									5,752	6,017	6,457
Healthcare [Member]
Segment Reporting Information [Line Items]
Net Sales									12,112	13,009	6,564
Gross Profit									$ 4,749	$ 5,730	$ 1,583