Leasing (Tables)

6 Months Ended

Jun. 30, 2019

Lease cost consists of the following:



	Three Months Ended		Six Months Ended
	June 30,		June 30,
	2019		2019
	(in millions)

Finance lease cost
Amortization of right-of-use assets	$	0.2	$	0.4
Interest on lease liabilities	—		0.1
Total finance lease cost	0.2		0.5

Operating lease cost	6.7		13.4
Short-term lease cost	1.7		3.4
Variable lease cost	2.3		4.2

Total lease cost	$	10.9	$	21.5

The following table summarizes additional information related to our lease agreements.



	Six Months Ended
	June 30,
	2019
	(in millions, except lease term and rate)

Cash paid for amounts included in measurement of lease liabilities
Operating cash flows from finance leases	$	0.1
Operating cash flows from operating leases	13.6
Financing cash flows from finance leases	0.4

Weighted-average remaining lease term - finance leases	3.1 years
Weighted-average remaining lease term - operating leases	5.1 years

Weighted-average discount rate - finance leases	8.1		%
Weighted-average discount rate - operating leases	6.3		%

Future undiscounted minimum payments under non-cancelable leases are as follows:



	Finance Leases			Operating Leases
	(in millions)
2019 (excluding the six months ended June 30, 2019)	$	0.5		$	13.0
2020	1.1			24.0
2021	1.0			16.8
2022	0.9			12.8
2023	0.9			7.9
Thereafter	—			19.0
Total future undiscounted minimum lease payments	4.4			93.5
Less: Impact of discounting	(1.4		)	(14.1		)
Total	$	3.0		$	79.4

The right-of-use assets and lease liabilities recorded on our Condensed Consolidated Balance Sheet as of June 30, 2019 are as follows:



	Finance Leases		Operating Leases
	(in millions)
Property, plant and equipment, net	$	3.0	$	—
Other assets and deferred charges	—		79.4
Total	$	3.0	$	79.4

Accrued expenses and other	$	0.8	$	22.0
Postretirement benefits and other long-term liabilities	2.2		57.4
Total	$	3.0	$	79.4