Basis of Presentation and Summary of Significant Accounting Policies - Schedule of Deferred Tax Liability (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Accounting Policies [Abstract]
Balance - January 1, 2019	$ 35,000
Income tax benefit (associated with the amortization of intangible assets)	(1,169)
Balance - March 31, 2019	$ 33,831