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Revenue Recognition (Tables) | 3 Months Ended
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Dec. 31, 2020
Revenue From Contract With Customer [Abstract] |
Summary of Percentage on Timing of Revenue Recognition | The following table sets forth percentages on the timing of revenue recognition for the three months ended December 31,
|  | Three Months Ended |  |
|  | December 31, |  |
|  | 2019 |  |  | 2020 |  |
Goods and services transferred at a point in time |  |  | 90.8 | % |  |  | 90.5 | % |
Goods and services transferred over time |  |  | 9.2 | % |  |  | 9.5 | % |
Total Revenue |  |  | 100.0 | % |  |  | 100.0 | % |

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- References No definition available. + Details
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