Leases (Tables)

12 Months Ended

Dec. 31, 2019

Leases [Abstract]

Lease cost

Lease expense consisted of the following:

	Year Ended December 31, 2019
	(Dollars in millions)
Operating and short-term lease cost	$	43
Finance lease cost:
Amortization of right-of-use assets	9
Interest on lease liability	1
Total finance lease cost	10
Total lease cost	$	53

Supplemental consolidated cash flow statement information related to leases:

	Year Ended December 31, 2019
	(Dollars in millions)
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	35
Operating cash flows from financing leases	1
Financing cash flows from finance leases	10
Supplemental lease cash flow disclosures
Operating lease right-of-use assets obtained in exchange for new operating lease liabilities	$	21
Right-of-use assets obtained in exchange for new finance lease liabilities	—

Assets and liabilities

Supplemental consolidated balance sheet information and other information related to leases:

Leases (millions)	Classification on the Balance Sheet	December 31, 2019
Assets
Operating lease assets	Operating lease assets	$	105
Finance lease assets	Property, plant and equipment, net of accumulated depreciation	14
Total leased assets		$	119
Liabilities
Current
Operating	Other current liabilities	$	29
Finance	Current portion of long-term debt	5
Noncurrent
Operating	Noncurrent operating lease liabilities	89
Finance	Long-term debt	5
Total lease liabilities		$	128
Weighted-average remaining lease term (years)
Operating leases		5.3
Finance leases		5.3
Weighted-average discount rate
Operating leases		6.08		%
Finance leases		5.55		%

Maturities of Operating lease liabilities

As of December 31, 2019, maturities of lease liabilities were as follows:

	Operating Leases			Finance Leases
	(Dollars in millions)
2020	$	32		6
2021	30			2
2022	26			1
2023	21			1
2024	17			1
Thereafter	17			3
Total lease payments	143			14
Less: interest	(25		)	(4	)
Total	118			10
Less: current portion	(29		)	(5	)
Long-term portion	$	89		5

Schedule of future annual minimum payments under capital lease

The future annual minimum payments under capital lease agreements as of December 31, 2018 were as follows:

	Capital Lease Obligations
	(Dollars in millions)
2019	$	10
2020	6
2021	2
2022	1
2023	1
2024 and thereafter	4
Total minimum payments	24
Less: amount representing interest and executory costs	(5		)
Present value of minimum payments	19
Less: current portion	(12		)
Long-term portion	$	7

Schedule of future minimum receipts and future minimum payments under operating leases

At December 31, 2018, our future rental commitments for operating leases were as follows:

	Operating Leases
	(Dollars in millions)
2019	$	35
2020	28
2021	27
2022	23
2023	19
2024 and thereafter	32
Total future minimum payments(1)	$	164

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(1)

Minimum payments have not been reduced by minimum sublease rentals of $22 million due in the future under non-cancelable subleases.

At December 31, 2019, our future rental commitments for Right-of-Way agreements were as follows:

	Right-of-Way Agreements
	(Dollars in millions)
2020	$	18
2021	1
2022	1
2023	1
2024	—
2025 and thereafter	8
Total future minimum payments	$	29