Income Taxes - Schedule of Effective Tax Rate (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Income Taxes [Abstract]
Income before income taxes	$ 6,121	$ 17,290	$ 14,916	$ 34,964
Provision for income taxes	$ 595	$ 2,593	$ 1,814	$ 5,137
Effective tax rate	9.70%	15.00%	12.20%	14.70%

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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