25. Segment Information (Details - Operations) - USD ($) $ in Thousands	12 Months Ended
	Dec. 29, 2018	Dec. 30, 2017
Revenues	$ 36,794	$ 41,544
Gross profit	11,053	13,145
Operating income (loss)	(6,097)	(231)
Depreciation and amortization	3,998	2,147
Interest expense	668	894
Net income (loss) before provision for income taxes	(6,335)	(2,925)
Recycling [Member]
Revenues	36,794	41,544
Gross profit	11,053	13,145
Operating income (loss)	(1,051)	1,300
Depreciation and amortization	268	750
Interest expense	668	894
Net income (loss) before provision for income taxes	(1,289)	5,598
Technology [Member]
Revenues	0	0
Gross profit	0	0
Operating income (loss)	(5,046)	(1,531)
Depreciation and amortization	3,730	1,397
Interest expense	0	0
Net income (loss) before provision for income taxes	$ (5,046)	$ (1,531)