Leases (Tables)

3 Months Ended

Mar. 31, 2021

Leases [Abstract]

Schedule Of Supplemental Cash Flow Information Related To Operating Leases

Supplemental cash flow information related to operating leases was as follows:

	Three months ended March 31,
($ in millions)	2021		2020
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash outflows from operating leases	$	5	$	5
Right-of-use assets obtained in exchange for new lease liabilities:
Operating Leases		—		5

Schedule Of Supplemental Balance Sheet Information Related To Operating Leases

Supplemental balance sheet information related to operating leases was as follows:

	March 31,			December 31,
	2021			2020
Weighted-average remaining lease term of operating leases (in years)	5.3			5.4
Weighted-average discount rate of operating leases		4.98	%		4.95	%

Future Minimum Lease Payments Under Non-Cancelable Operating Leases

The future minimum lease payments under noncancelable operating leases, due in each of the next five years and thereafter as of March 31, 2021, are as follows:

($ in millions)	Operating Leases
Year
2021 (remaining)	$	12
2022		13
2023		13
2024		11
2025		11
Thereafter		11
Total future minimum lease payments	$	71
Less: imputed interest		(8	)
Present value of lease liabilities	$	63