Leases (Tables)

9 Months Ended

Sep. 30, 2020

Leases [Abstract]

Summary of lease information

The following table summarizes information about the Company’s operating leases for the three and nine months ended September 30, (in millions):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Operating lease cost	$	4.0	$	3.4	$	11.9	$	10.3
Variable lease cost	0.1		0.1		0.2		0.2
Sublease income	(0.1)		—		(0.1)		—
Total operating lease expense	4.0		3.5		12.0		10.5
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	3.6		3.7		11.1		11
Right of use assets obtained in exchange for new operating lease liabilities	0.2		0.1		77.3		5.5

Lease liability maturity

Maturities of operating lease liabilities were as follows (in millions):

	Operating Leases
Year Ending December 31,
2020 (excluding the nine months ended September 30, 2020)	$	3.3
2021	13.2
2022	9.2
2023	11.2
2024	10.4
Thereafter	87.8
Total lease payments	135.1
Less imputed interest	(25.1)
Total	$	110.0