Quarterly report pursuant to Section 13 or 15(d)

Segment Information - Schedule of Segment Information (Details)

v3.21.1
Segment Information - Schedule of Segment Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Apr. 03, 2021
Mar. 28, 2020
Segment Reporting Information [Line Items]    
Revenues $ 8,672 $ 8,450
Gross profit 1,421 1,474
Operating loss (2,109) (3,399)
Depreciation and amortization 1,045 1,017
Interest (income) expense, net 73 113
Net income (loss) before benefit from income taxes 500 (2,694)
Recycling    
Segment Reporting Information [Line Items]    
Revenues 8,672 8,450
Gross profit 1,421 1,474
Operating loss (928) (1,929)
Depreciation and amortization 108 80
Interest (income) expense, net 73 113
Net income (loss) before benefit from income taxes 1,639 (1,231)
Biotechnology    
Segment Reporting Information [Line Items]    
Revenues 0 0
Gross profit 0 0
Operating loss (242) (343)
Depreciation and amortization 0 0
Interest (income) expense, net 0 0
Net income (loss) before benefit from income taxes (242) (343)
Technology    
Segment Reporting Information [Line Items]    
Revenues 0 0
Gross profit 0 0
Operating loss (939) (1,127)
Depreciation and amortization 937 937
Interest (income) expense, net 0 0
Net income (loss) before benefit from income taxes $ (897) $ (1,120)