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Summary of Significant Accounting Policies - Narrative (Details) $ in Millions | Oct. 03, 2022 | Jan. 31, 2023 USD ($) | Jul. 31, 2022 USD ($)
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Description Of Business and Summary Of Significant Accounting Policies [Line Items] |  |  |
Common stock split, conversion ratio | 2 |  |
Cash equivalents |  | $ 1,477.5 | $ 1,237.0
Cash equivalents |  | $ 1,478.9 | $ 1,237.3

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- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References No definition available. + Details
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- Definition Amount of short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(1)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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