Long-Term Contracted Revenue (Tables)

6 Months Ended

Jun. 30, 2020

Contractors [Abstract]

Schedule of Financing Receivables, Minimum Payments

The following long-term contracted revenue were in existence at June 30, 2020 ($ in millions):

	Lease Revenue (ASC 842)		Contract Revenue (ASC 606)		Total Long-Term Revenue
2020 remaining	$	180	$	44	$	224
2021	206		47		253
2022	121		32		153
2023	80		23		103
2024	33		9		42
Thereafter	127		20		147
Total	$	747	$	175	$	922