Leases (Details) $ in Millions	3 Months Ended		15 Months Ended
	Mar. 31, 2021 USD ($) Option	Mar. 31, 2020 USD ($)	Mar. 31, 2021 USD ($)	Dec. 31, 2019
Lessee, Lease, Description [Line Items]
Variable lease expense and short-term lease expenses			$ 1.9
Weighted average discount rate	4.10%		4.10%	4.20%
Lease expense	$ 7.2	$ 6.4
Weighted average remaining lease term	7 years 4 months 24 days		7 years 4 months 24 days	7 years 6 months
Rent paid to related parties	$ 1.3	$ 0.9
Existence of option to extend	true
Minimum
Lessee, Lease, Description [Line Items]
Lease term	3 years		3 years
Number of options to renew | Option	1
Maximum
Lessee, Lease, Description [Line Items]
Lease term	10 years		10 years