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Real Estate Investments, Net - Revenue from External Customers and Long-Lived Assets, by Geographical Areas (Details) | 6 Months Ended | 9 Months Ended
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Jun. 30, 2026 | Sep. 30, 2025
United States |  |
Real Estate Investments [Line Items] |  |
Entity-wide revenue percentage | 73.00% | 73.00%
Michigan |  |
Real Estate Investments [Line Items] |  |
Entity-wide revenue percentage | 12.10% | 12.50%
United Kingdom |  |
Real Estate Investments [Line Items] |  |
Entity-wide revenue percentage | 10.00% | 10.00%

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