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Revenue Recognition - Summary of Percentage on Timing of Revenue Recognition by Reportable Segment (Details) | 3 Months Ended | 6 Months Ended
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Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023
Retail Operations [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenue | 100.00% | 100.00% | 100.00% | 100.00%
Product Manufacturing [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenue | 100.00% | 100.00% | 100.00% | 100.00%
Goods and Services Transferred at a Point in Time [Member] | Retail Operations [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenue | 87.40% | 86.60% | 86.60% | 86.10%
Goods and Services Transferred at a Point in Time [Member] | Product Manufacturing [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenue | 100.00% | 100.00% | 100.00% | 100.00%
Goods and Services Transferred Over Time [Member] | Retail Operations [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Revenue | 12.60% | 13.40% | 13.40% | 13.90%

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