- Maturity of Lease Liabilities (Details) - USD ($) $ in Millions	Sep. 30, 2019	Dec. 31, 2018
Leases [Abstract]
Remainder of 2019	$ 7.0
2020	21.3
2021	16.0
2022	11.7
2023	9.1
2024	6.6
Thereafter	22.8
Total	94.5
Less: imputed interest	(13.0)
Total lease liabilities	$ 81.5
Leases Under Previous Standard [Abstract]
2019		$ 16.7
2020		10.8
2021		6.8
2022		4.9
2023		4.2
Thereafter		$ 5.1

Leases Under Previous Standard

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Lessee, Operating Lease, Liability, Payments, Due Year Six

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Amount of lessee's undiscounted obligation for lease payments for operating lease.

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Amount of lessee's undiscounted obligation for lease payments for operating lease having an initial or remaining lease term in excess of one year due in remainder of fiscal year following latest fiscal year.

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