Leases (Tables)

12 Months Ended

Dec. 31, 2019

Leases [Abstract]

Schedule of ROU assets and lease liabilities

The following table presents our ROU assets and lease liabilities as of December 31, 2019.

	Finance		Operating
	($ in millions)
ROU assets	$	17	$	22
Lease liabilities:
Current lease liabilities	$	9	$	9
Long-term lease liabilities	9		16
Total lease liabilities	$	18	$	25

Schedule of operating and financing lease additional information

Additional information for the Company’s operating and finance leases is presented below:

	Year Ended December 31, 2019
Lease cost:	($ in millions)
Amortization of ROU assets	$	8
Interest on lease liability	2
Finance lease cost	10
Operating lease cost	26
Short-term lease cost	112
Total lease cost	$	148
Other information:
Operating cash outflows from finance lease	$	2
Operating cash outflows from operating leases	$	11
Investing cash outflows from operating leases	$	127
Financing cash outflows from finance lease	$	8
Weighted average remaining lease term - finance lease	2.00 years
Weighted average remaining lease term - operating leases	4.65 years
Weighted average discount rate - finance lease	7.50		%
Weighted average discount rate - operating leases	4.85		%

Schedule of maturity analysis of operating lease liabilities

Maturity analysis of finance lease liabilities and operating lease liabilities are presented below:

	December 31, 2019
	Finance Lease			Operating Leases
	($ in millions)
2020	$	10		$	10
2021	10			5
2022	—			4
2023	—			2
2024	—			2
Thereafter	—			5
Total lease payments	20			28
Less imputed interest	(2		)	(3		)
Present value of lease liabilities	18			25
Less current maturities	(9		)	(9		)
Present value of lease liabilities, less current maturities	$	9		$	16

Schedule of maturity analysis of finance lease liabilities

Maturity analysis of finance lease liabilities and operating lease liabilities are presented below:

	December 31, 2019
	Finance Lease			Operating Leases
	($ in millions)
2020	$	10		$	10
2021	10			5
2022	—			4
2023	—			2
2024	—			2
Thereafter	—			5
Total lease payments	20			28
Less imputed interest	(2		)	(3		)
Present value of lease liabilities	18			25
Less current maturities	(9		)	(9		)
Present value of lease liabilities, less current maturities	$	9		$	16

Schedule of minimum future lease payments

The aggregate undiscounted minimum future lease payments under previous lease accounting standard, ASC 840, are presented below:

	December 31, 2018
	Capital Lease		Operating Leases
	($ in millions)
2019	$	10	$	3
2020	10		1
2021	10		—
Total minimum lease payments	$	30	$	4

Schedule of minimum future lease payments

The aggregate undiscounted minimum future lease payments under previous lease accounting standard, ASC 840, are presented below:

	December 31, 2018
	Capital Lease		Operating Leases
	($ in millions)
2019	$	10	$	3
2020	10		1
2021	10		—
Total minimum lease payments	$	30	$	4