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Joint Ventures and Variable Interest Entities - Equity in Earnings (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Financial Information
Equity in earnings of joint ventures	$ 8,201	$ 9,928
Unconsolidated Joint Ventures
Financial Information
Equity in earnings of joint ventures	8,200	9,900
Unconsolidated Joint Ventures | Pass through joint ventures
Financial Information
Equity in earnings of joint ventures	4,400	9,200
Unconsolidated Joint Ventures | Other joint ventures
Financial Information
Equity in earnings of joint ventures	$ 3,800	$ 700

X

- Definition

Amount of income (loss) for proportionate share of equity method investee's income (loss).

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