Annual report pursuant to Section 13 and 15(d)

Sales (Details)

v3.20.4
Sales (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Total sales $ 8,300,000 $ 32,252,000
Concentration Risk, Percentage 100.00% 100.00%
Disposal fee income $ 16,000 $ 3,000
Disposal fee income concentration risk percentage during the period. 0.20% 0.00%
Sales $ 8,316,000 $ 32,255,000
Customer Concentration Risk [Member]    
Concentration Risk, Percentage 99.80% 100.00%
Sales Of Produced Inventory [Member]    
Concentration Risk, Percentage 0.00% 30.70%
Sales Revenue, Goods, Net $ 0 $ 9,889,000
Sales Of Produced Inventory [Member] | Company A [Member]    
Concentration Risk, Percentage 0.00% 23.20%
Sales Revenue, Goods, Net $ 0 $ 7,483,000
Sales Of Produced Inventory [Member] | Company B [Member]    
Concentration Risk, Percentage 0.00% 7.50%
Sales Revenue, Goods, Net $ 0 $ 2,406,000
Sale Of Purchased Inventory [Member]    
Concentration Risk, Percentage 99.80% 69.30%
Sales Revenue, Goods, Net $ 8,300,000 $ 22,363,000
Sale Of Purchased Inventory [Member] | Company B [Member]    
Concentration Risk, Percentage 0.00% 10.90%
Sales Revenue, Goods, Net $ 0 $ 3,525,000
Sale Of Purchased Inventory [Member] | Company C [Member]    
Concentration Risk, Percentage 99.80% 24.80%
Sales Revenue, Goods, Net $ 8,300,000 $ 7,990,000
Sale Of Purchased Inventory [Member] | Company D [Member]    
Concentration Risk, Percentage 0.00% 33.60%
Sales Revenue, Goods, Net $ 0 $ 10,848,000