Settlement Guarantee Management - Collateral (Detail) - USD ($) $ in Millions	Mar. 31, 2022	Sep. 30, 2021
Settlement Guarantee Management [Abstract]
Restricted cash and restricted cash equivalents	$ 2,309	$ 2,260
Pledged securities at market value	270	254
Letters of credit	1,604	1,518
Guarantees	793	758
Total	$ 4,976	$ 4,790

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