Intangible Assets	6 Months Ended
	Jun. 30, 2020
Goodwill and Intangible Assets Disclosure [Abstract]
Intangible Assets	Intangible Assets Intangible assets are net of accumulated amortization of $151.0 million and $129.9 million at June 30, 2020 and December 31, 2019, respectively. The aggregate amortization expense for the three months ended June 30, 2020 and 2019 was $11.8 million and $21.1 million, respectively. The aggregate amortization expense for the six months ended June 30, 2020 and 2019 was $23.7 million and $27.0 million, respectively.