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VALUATION AND QUALIFYING ACCOUNTS (Details Narrative) - USD ($) $ in Thousands | 12 Months Ended
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May 28, 2016 | May 30, 2015 | May 31, 2014
Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |
Inventory write-down | $ 700 | $ 200 | $ 800
PMT [Member] |  |  |
Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |
Inventory write-down | 300 |  |
Canvys [Member] |  |  |
Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |
Inventory write-down | 300 |  |
Healthcare [Member] |  |  |
Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |
Inventory write-down | $ 100 |  |

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- Definition Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=66092785&loc=d3e4542-108314 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section 35 -Paragraph 1C -URI http://asc.fasb.org/extlink&oid=68049868&loc=SL66093883-108312 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section 35 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=68049868&loc=SL66093879-108312 + Details
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