Settlement Guarantee Management - Collateral (Detail) - USD ($) $ in Millions	Dec. 31, 2023	Sep. 30, 2023
Settlement Guarantee Management [Abstract]
Restricted cash	$ 3,164	$ 3,005
Pledged securities	504	411
Letters of credit	1,779	1,738
Guarantees	1,054	1,047
Total	$ 6,501	$ 6,201

The Company holds cash deposits from certain customers in order to ensure their performance of settlement obligations arising from credit, debit and travelers cheque product clearings. The cash collateral assets are restricted and fully offset by corresponding liabilities and both balances are presented on the consolidated balance sheet.

No definition available.

Name:	v_CashCollateralReceived
Namespace Prefix:	v_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant