Leases (Tables)

12 Months Ended

Dec. 31, 2019

Leases [Abstract]

Supplemental Cash Flow Information for Operating Leases

	Year Ended December 31,
(dollars in millions)	2019
Supplemental Information for Operating Leases
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	21.2
ROU assets obtained in exchange for operating lease obligations	$	9.5
Weighted average remaining lease term	7 years
Weighted average discount rate	4.9%

Operating Lease Maturity

Maturities of lease liabilities by fiscal year for operating leases at December 31, 2019 were as follows:

(dollars in millions)
2020	$	18.7
2021	14.9
2022	12.4
2023	8.1
2024	4.4
Thereafter	14.2
Total future minimum lease payments	72.7
Less: imputed interest	(10.3)
Present value of lease liabilities	$	62.4

Operating Lease Maturity Schedule Before Adoption

As of December 31, 2018, prior to the adoption of Topic 842, future minimum non-cancelable operating lease commitments were as follows:

(dollars in millions)
2019	$	19.2
2020	15.5
2021	11.9
2022	9.7
2023	7.7
Thereafter	27.9
Total	$	91.9