Goodwill and Intangible Assets - Summary of Indefinite-Lived Intangibles (Details) $ in Millions	Mar. 31, 2021 USD ($)
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	$ 10.8
Trade names
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	7.9
State licenses
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	$ 2.9