Goodwill and Intangible Assets (Schedule of Changes in Goodwill) (Details) - USD ($)	6 Months Ended	12 Months Ended
	Jun. 30, 2022	Dec. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract]
Tax deductible goodwill	$ 0
Goodwill [Roll Forward]
Goodwill, beginning balance	328,000,000.0	$ 0
QuickChek acquisition	0	328,000,000.0
Goodwill, ending balance	$ 328,000,000.0	$ 328,000,000.0