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Joint Ventures and Variable Interest Entities - Equity in Earnings (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Mar. 31, 2020 | Mar. 31, 2019
Financial Information |  |  |  |
Equity in earnings of joint ventures | $ 13,505 | $ 16,600 | $ 23,433 | $ 23,232
Unconsolidated Joint Ventures | Pass through joint ventures |  |  |  |
Financial Information |  |  |  |
Equity in earnings of joint ventures |  |  | 17,800 | 16,000
Unconsolidated Joint Ventures | Other joint ventures |  |  |  |
Financial Information |  |  |  |
Equity in earnings of joint ventures |  |  | $ 5,600 | $ 7,200

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