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6. Sale and deconsolidation of variable interest entity - AAP (Details - AAP Operating Results) - ARCA Advanced Processing, LLC [Member] - USD ($) $ in Thousands | 12 Months Ended
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Dec. 30, 2017 | Dec. 30, 2016
Operating results of AAP |  |
Revenues | $ 1,433 | $ 6,697
Gross profit | 24 | 1,305
Operating income (loss) | (848) | (363)
Net (loss) income | $ (991) | $ (628)

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- Definition Description of the amount of pre-tax income (loss) derived by the reporting entity from the Variable Interest Entity (VIE). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph d -URI http://asc.fasb.org/extlink&oid=77990344&loc=d3e5747-111685 + Details
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- Definition The amount of income (loss) from operations derived by the reporting entity during the period from the Variable Interest Entity (VIE). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph d -URI http://asc.fasb.org/extlink&oid=77990344&loc=d3e5747-111685 + Details
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- Definition The amount of activity, consisting of a transaction or a measure not described elsewhere in the taxonomy, occurring during the period between the reporting entity and the Variable Interest Entity (VIE) or potential VIE. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph d -URI http://asc.fasb.org/extlink&oid=77990344&loc=d3e5747-111685 + Details
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- Definition The amount of income between the reporting entity and the Variable Interest Entity (VIE). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph d -URI http://asc.fasb.org/extlink&oid=77990344&loc=d3e5747-111685 + Details
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