Income Tax Contingencies (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Net interest and penalties expense	$ 308	$ 301
Accrued interest	3,050		$ 2,849
Accrued penalties	1,692		1,681
Unrecognized tax benefits related to uncertain tax positions	121,729		121,715
The amount of unrecognized tax benefits that, if recognized, would affect our effective tax rate	$ 120,436		$ 120,410