Goodwill and Intangible Assets - Estimated Future Amortization of Acquired Intangibles (Details)
$ in Millions
Jun. 30, 2020
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
Future amortization expenses, 2020 $ 1.1
Future amortization expenses, 2021 1.4
Future amortization expenses, 2022 1.3
Future amortization expenses, 2023 1.3
Future amortization expenses, 2024 1.3
Future amortization expenses, thereafter $ 0.9