Business Combinations and Divestitures Freshop, Dumac and Terafina (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Business Combination, Consideration Transferred	$ 2	$ 20
Additions	1,687	$ 1
Freshop, Terafina, Dumac
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Business Combination, Consideration Transferred	126
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	2
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	7
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	52
Additions	81
Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets	(3)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities	(13)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets	52
Freshop, Terafina, Dumac | Customer Relationships [Member]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets	$ 11
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	10 years
Freshop, Terafina, Dumac | Patented Technology [Member]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets	$ 36
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	8 years
Freshop, Terafina, Dumac | Noncompete Agreements
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets	$ 1
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	1 year
Freshop, Terafina, Dumac | Tradenames [Member]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets	$ 4
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	9 years
Cardtronics
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Business Combination, Consideration Transferred	$ 2,674
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	291
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	1,796
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities	(726)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets	864
Cardtronics | Customer Relationships [Member]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets	$ 373
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	15 years
Cardtronics | Patented Technology [Member]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets	$ 441
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	8 years
Cardtronics | Noncompete Agreements
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets	$ 1
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	1 year
Cardtronics | Tradenames [Member]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets	$ 49
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	4 years