Income Taxes (Tables)

3 Months Ended

Mar. 31, 2019

Income Tax Disclosure [Abstract]

Schedule of Income Tax Expense (Benefit)

	Three Months Ended March 31,
	2019			2018
	(in thousands, except percentages)
Income before income taxes	$	206,675		$	142,894
Provision for (benefit from) income taxes	5,646			(1,644		)
Effective tax rate	2.7		%	(1.2		)%