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Leases (Tables)

6 Months Ended

Jun. 30, 2019

The components of lease expense for the three and six months ended June 30, 2019 are summarized as follows:

	Three Months Ended June 30, 2019		Six Months Ended June 30, 2019
Operating lease cost	$	3.7	$	7.6
Variable lease cost*		0.4		0.8
Total lease cost	$	4.1	$	8.4
*Includes short-term leases, which are immaterial.

Supplemental cash flow information related to leases for the six months ended June 30, 2019 are summarized as follows:

Six Months Ended June 30, 2019

Cash paid for amounts included in the measurement of

lease liabilities:

Operating cash flows from operating leases

13.9

Supplemental balance sheet information related to leases as of June 30, 2019 are summarized as follows:

Operating Leases	June 30, 2019
Operating lease right-of-use assets	$	47.6
Other liabilities	$	11.6
Operating lease liabilities		37.0
Total operating lease liabilities	$	48.6

Maturities of operating lease liabilities as of June 30, 2019 are summarized as follows:

Year
2019	$	6.6
2020		11.4
2021		9.7
2022		7.3
2023		4.5
Thereafter		16.1
Total lease payments		55.6
Less: imputed interest		(7.0	)
Present value of lease liabilities	$	48.6