Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation (Details)

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Basis of Presentation (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2021
Noncontrolling Interest [Line Items]          
Increase (decrease) in noncontrolling interest $ 400,000 $ 300,000 $ 700,000 $ 400,000  
Noncontrolling interest 3,902,000   3,902,000   $ 3,202,000
Restructuring charges 0 $ 0 300,000 $ 48,000  
Accrued Severance and Rent Costs          
Noncontrolling Interest [Line Items]          
Restructuring Reserve $ 5,000   $ 5,000   $ 200,000