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Income Taxes - Summary of Significant Components of the Income Tax Provision From Continuing Operations (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Current:      
Federal $ (2,260) $ 41 $ 1,693
State 1,400 (335) 2,573
Foreign 13,764 12,039 15,583
Total current 12,904 11,745 19,849
Deferred:      
Federal (3,355) 1,860 19,893
State (1,619) 860 1,761
Foreign (5,424) 2,630 4,395
Total deferred (10,398) 5,350 26,049
Income tax expense $ 2,506 $ 17,095 $ 45,898