Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation (Details)

v3.19.3
Basis of Presentation (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Noncontrolling Interest [Line Items]          
Increase (decrease) in noncontrolling interest $ 34,000 $ (200,000) $ (100,000) $ (500,000)  
Noncontrolling interest 9,000   9,000   $ 63,000
Restructuring charges 400,000 700,000 2,400,000 700,000  
Transition expenses   $ 0   1,500,000  
Accrued transition costs 500,000   500,000   1,000,000.0
Write-off of cumulative translation adjustment resulting in loss 600,000   595,000 $ 0  
Accrued Severance and Rent Costs          
Noncontrolling Interest [Line Items]          
Accrued severance and rent costs $ 500,000   $ 500,000   $ 300,000