Quarterly report pursuant to Section 13 or 15(d)

Income Taxes - Additional Information (Details)

v3.19.2
Income Taxes - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Valuation Allowance [Line Items]        
Income tax provision (benefit) $ (3,413) $ 11,225 $ (9,875) $ 9,361
Unrecognized Tax Benefits, Period Increase (Decrease)     400  
Unrecognized Tax Benefits, Interest on Income Taxes Accrued 700   700  
Unrecognized Tax Benefits, Income Tax Penalties Accrued $ 100   $ 100