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Investments in Equity Affiliates - All Investments (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Investment in Equity Affiliates
Income from equity affiliates	$ 14,326	$ 7,212
Distribution received	$ 4,700
Indirect ownership percentage	9.20%
Arbor Residential Investor LLC
Investment in Equity Affiliates
Income from equity affiliates	$ 900	5,000
Distribution received	12,300
Distribution from investment classified as return capital		7,500
AMAC III
Investment in Equity Affiliates
Noncontrolling interest	600	4,900
Loss on investment	400	500
Fifth Wall
Investment in Equity Affiliates
Noncontrolling interest	400	4,800
Docsumo Pte. Ltd.
Investment in Equity Affiliates
Noncontrolling interest		500
Equity Participation Interest
Investment in Equity Affiliates
Proceeds from sale	$ 11,000	$ 2,600

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