Accounts Payable and Accrued Expenses (Details) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Payables and Accruals [Abstract]
Trade accounts payable	$ 441	$ 652
Client deposits	894	871
Accrued compensation and benefits	287	279
Accrued taxes	241	432
Accrued interest	196	216
Accrued payment network fees	226	219
Operating lease liabilities	115	124
Accrued professional fees	103	108
Other accrued expenses	1,087	982
Total	$ 3,590	$ 3,883