Income Taxes - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Tax [Line Items]
Tax Act, increase in tax expense			$ 82,000
Tax Act, tax benefit		$ 6,700
Net deferred tax assets	$ 69,001	127,867
Deferred tax assets after valuation allowance	250,603	254,624
Gross deferred tax liabilities	181,602	126,757
Unrecognized tax benefits	24,416	20,184	$ 4,271
Unrecognized tax benefits that would impact effective tax rate	18,400
Interest and income taxes accrued	2,900	1,600
Penalties and interest expense	1,300	$ 1,300
Domestic Tax Authority
Income Tax [Line Items]
Deferred tax assets after valuation allowance	43,800
Decrease in unrecognized tax benefits is reasonably possible	6,700
State and Local Jurisdiction
Income Tax [Line Items]
Deferred tax assets after valuation allowance	1,200
Decrease in unrecognized tax benefits is reasonably possible	$ 500