XML 43 R7.htm IDEA: XBRL DOCUMENT
v3.20.1

CONSOLIDATED STATEMENT OF CHANGES IN EQUITY (UNAUDITED) (Parenthetical) - $ / shares | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Mar. 31, 2020 | Mar. 31, 2019
Statement of Stockholders' Equity [Abstract] |  |  |  |
Cash dividends declared and paid, quarterly, per Class A share (in dollars per share) | $ 0.30 | $ 0.25 | $ 0.30 | $ 0.25

X
- References No definition available. + Details
Name: | us-gaap_StatementOfStockholdersEquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Cash dividends declared and paid, quarterly, per as-converted share + References No definition available. + Details
Name: | v_Cashdividendsdeclaredandpaidquarterlyperasconvertedshare
Namespace Prefix: | v_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration