Leases (Tables)

9 Months Ended

Sep. 30, 2019

The components of total lease cost were as follows:


(in millions)	Three Months Ended September 30, 2019		Nine Months Ended September 30, 2019
Short-term lease cost (a) (b)	$	2.7	$	11.4
Operating lease cost (b)	1.8		4.9
Total lease cost	$	4.5	$	16.3

(a) Includes leases with terms of one month or less

(b) Includes variable lease costs, which were not material

Other information related to operating leases was as follows:


(in millions, except lease term and discount rate)	Three Months Ended September 30, 2019		Nine Months Ended September 30, 2019
Supplemental Cash Flow Information
Cash paid for amounts included in the measurement of lease liabilities	$	1.5	$	3.8
ROUAs obtained in exchange for lease obligations	1.5		3.0


Lease Term and Discount Rate	September 30, 2019
Weighted average remaining lease term	6.7 years
Weighted average discount rate	3.9	%

Schedule of Future Minimum Operating Lease Payments

As of September 30, 2019, future minimum operating lease payments on non-cancelable leases were as follows:


(in millions)
Years Ended December 31,	Totals
2019 (excludes nine months ended September 30, 2019)	$	1.4
2020	5.5
2021	5.0
2022	4.0
2023	3.4
Thereafter	11.6
Total future minimum lease payments	30.9
Less: Imputed interest	3.7
Present value of lease liabilities	$	27.2

Reported lease liabilities as of September 30, 2019
Accrued expense (current maturities of leases)	$	4.7
Other liabilities (non-current maturities of leases)	22.5
Present value of lease liabilities	$	27.2

Schedule of Future Minimum Operating Lease Payments

As required by ASC 842, the future minimum operating lease payments on non-cancelable leases as of December 31, 2018 under the accounting standards in effect as of that period were as follows:


(in millions)
Years Ended December 31,

2019	$	5.0
2020	4.5
2021	3.8
2022	3.1
2023	3.0
Thereafter	11.2
Total	$	30.6