Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation (Details)

v3.20.2
Basis of Presentation (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Noncontrolling Interest [Line Items]          
Increase (decrease) in noncontrolling interest $ 400,000 $ (100,000) $ 400,000 $ (100,000)  
Noncontrolling interest 650,000   650,000   $ 227,000
Restructuring charges 0 $ 400,000 100,000 $ 200,000  
Accrued Severance and Rent Costs          
Noncontrolling Interest [Line Items]          
Restructuring Reserve $ 10,000   $ 10,000   $ 400,000