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v3.22.2.2

Fair Value Of Financial Instruments (Narrative) (Details) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2022 USD ($) shares | Sep. 30, 2021 USD ($) | Jun. 30, 2022 USD ($)
Derivatives, Fair Value [Line Items] |  |  |
Transfers into or out of Level 3 | $ 0 | $ 0 |
Movement in carrying value of assets measured on a recurring basis | 0 | $ 0 |
Nonrecurring [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Liabilities measured at fair value | $ 0 |  |
Foreign Exchange Contracts [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Outstanding foreign exchange contracts | 0 |  | 0
Cell C [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Investment amount owned | $ 0.0 |  | $ 0.0
Equity method investment, percentage of ownership interest | 0.00% |  |
Cell C [Member] | Marketability Discount [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Investment fair value measurement inputs | 20.00% |  | 10.00%
Cell C [Member] | Minority Discount [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Investment fair value measurement inputs | 30.00% |  | 15.00%
Cell C [Member] | Shareholding Percentage [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Investment fair value measurement inputs | 5.00% |  | 15.00%
Cell C [Member] | Class A [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Investment shares owned | shares | 75,000,000 |  |

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