Intangible Assets	9 Months Ended
	Sep. 30, 2020
Goodwill and Intangible Assets Disclosure [Abstract]
Intangible Assets	Intangible Assets Intangible assets are net of accumulated amortization of $164.1 million and $129.9 million at September 30, 2020 and December 31, 2019, respectively. The aggregate amortization expense for the three months ended September 30, 2020 and 2019 was $11.9 million and $15.5 million, respectively. The aggregate amortization expense for the nine months ended September 30, 2020 and 2019 was $35.6 million and $42.5 million, respectively.