Summary of Significant Accounting Policies - Additional Information (Detail1) |
Sep. 30, 2022 |
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Customer payments [Member] | Energy Generation and Storage [Member] | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2022-10-01 | |
Summary Of Significant Accounting Policies [Line Items] | |
Deferred revenue, expected to recognize period | 25 years |