- Maturity of Lease Liabilities (Details) - USD ($) $ in Millions	Jun. 30, 2019	Dec. 31, 2018
Leases [Abstract]
Remainder of 2019	$ 13.5
2020	20.2
2021	15.0
2022	11.1
2023	8.6
2024	6.4
Thereafter	22.9
Total	97.7
Less: imputed interest	(12.8)
Total lease liabilities	$ 84.9
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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