Annual report pursuant to Section 13 and 15(d)

Income Taxes - Additional Information (Details)

v3.10.0.1
Income Taxes - Additional Information (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Income Tax Contingency [Line Items]      
Valuation allowance $ 7,931 $ 7,534  
Interest rate swaps 184 401  
Net operating losses 10,010 10,099  
Unrecognized tax benefits 1,600 600 $ 600
Unrecognized tax benefits that would impact effective tax rate 705 80  
Operating loss carryforward 28,911 22,716  
Interest deduction carryforward 12,300    
Earnings with no repatriation tax 0    
Amount of (decrease) increase included in tax expense for interest and penalties related to uncertain tax positions (50) (60) $ (20)
Tax Cuts and Jobs Act of 2017, incomplete accounting, change in tax rate, deferred tax liability, provisional income tax benefit   13,900  
Foreign Tax Authority      
Income Tax Contingency [Line Items]      
Deferred tax assets, foreign 7,500 6,871  
Operating loss carryforward 25,000    
State      
Income Tax Contingency [Line Items]      
Net operating losses 23,340    
Federal      
Income Tax Contingency [Line Items]      
Net operating losses 7,200    
Operating loss carryforward 28,300    
Subsidiaries | State      
Income Tax Contingency [Line Items]      
Net operating losses $ 247 $ 262