Quarterly report pursuant to Section 13 or 15(d)

Discontinued Operations (Narrative) (Details)

v3.20.2
Discontinued Operations (Narrative) (Details)
 6 Months Ended 12 Months Ended
Mar. 11, 2020
USD ($)
item
Jun. 30, 2020
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Proceeds from sale   $ 8,190,000    
Gain on sale of business line   2,039,000    
Number of buildings leased to purchaser | item 2      
Restructuring expense   764,000    
Restructuring payments   122,000    
Restructuring accrual   $ 642,000    
Scenario, Forecast [Member]        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Restructuring expense     $ 1,300,000 $ 1,300,000
Remainder of Suttle Business Lines [Member] | Discontinued Operations, Disposed of by Sale [Member]        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Proceeds from sale $ 8,000,000      
Working capital adjustment, period after close 90 days      
Minimum [Member]        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Base rents $ 6,970      
Maximum [Member]        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Base rents $ 7,180      
Suttle [Member] | Maximum [Member]        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Continuation of product manufacturing, period 6 months