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Amount of reserve for preferred equity investment.

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The cash inflow from the sale of an investment interest in a joint venture that the reporting entity has not previously accounted for using consolidation or the equity method of accounting.

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The book value of investments in real estate joint ventures including direct and indirect investments.

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The carrying amount of investments in unconsolidated real estate and other joint ventures not separately presented. This includes direct and indirect investments.

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Investment in Unconsolidated Joint Ventures - Investment (Details)	3 Months Ended	12 Months Ended
	Dec. 31, 2021 USD ($) property item	Dec. 31, 2021 USD ($) property item	Dec. 31, 2020 USD ($) item property	Dec. 31, 2019 USD ($) item property	Sep. 30, 2020 USD ($) item
Investment in Unconsolidated Joint Ventures
Carrying Value	$ 19,340,000	$ 19,340,000	$ 11,340,000
Income Recognized		$ 1,417,000	432,000	$ 2,388,000
Cash Interest Received			432,000	2,991,000
Impairment loss from investments in unconsolidated joint ventures				5,500,000
Liquidation proceeds			$ 17,848,000	6,601,000
Joint Venture
Investment in Unconsolidated Joint Ventures
Number of properties owned by joint venture for sale \| property			4
Liquidation proceeds			$ 17,848,000
Additional proceeds			758,000
Joint Venture \| Preferred Equity Investment \| Arizona
Investment in Unconsolidated Joint Ventures
Number of properties owned by joint venture \| property	4	4
Joint Venture \| Not primary beneficiary
Investment in Unconsolidated Joint Ventures
Capital Contributions		$ 8,000,000	11,398,000	472,000
Income Recognized		1,417,000	432,000	2,388,000
Cash Interest Received		1,292,000	432,000	2,991,000
Preferred Equity Investment \| Joint Venture \| Not primary beneficiary
Investment in Unconsolidated Joint Ventures
Carrying Value	$ 19,340,000	19,340,000
Combination ALF, MC and ILF community \| Joint Venture \| Not primary beneficiary \| Preferred Equity Investment
Investment in Unconsolidated Joint Ventures
Impairment loss from investments in unconsolidated joint ventures				5,500,000
Combination ALF, MC, ILF \| Preferred Equity Investment \| Joint Venture \| Not primary beneficiary
Investment in Unconsolidated Joint Ventures
Capital Contributions			58,000	472,000
Income Recognized			231,000	1,029,000
Cash Interest Received			231,000	$ 1,580,000
Combination ALF, MC, ILF \| Preferred Equity Investment \| Joint Venture \| Not primary beneficiary \| Arizona
Investment in Unconsolidated Joint Ventures
Preferred return percentage				15.00%
Number of beds/units \| item				4
UDP \| Joint Venture \| Not primary beneficiary \| Preferred Equity Investment \| Washington
Investment in Unconsolidated Joint Ventures
Capital Contributions		8,000,000
Income Recognized		967,000
Cash Interest Received		$ 880,000
UDP \| Preferred Equity Investment \| Joint Venture \| Not primary beneficiary \| Washington
Investment in Unconsolidated Joint Ventures
Preferred return percentage		12.00%
Contractual cash portion		8.00%
Number of beds/units \| item	267	267
Carrying Value	$ 13,000,000	$ 13,000,000
Percentage of Investment	11.60%	11.60%
Percentage of cash return		8.00%
Percentage of internal rate of return		12.00%
Investment commitment		$ 13,000,000
UDP \| Mezzanine Loans \| Joint Venture \| Not primary beneficiary
Investment in Unconsolidated Joint Ventures
Capital Contributions			5,000,000
Income Recognized			32,000
Cash Interest Received			$ 32,000
Combination ALF, ILF, MC \| Preferred Equity Investment \| Joint Venture \| Not primary beneficiary
Investment in Unconsolidated Joint Ventures
Number of properties owned by joint venture for sale \| property				4
Combination ALF, ILF, MC \| Mezzanine Loans \| Joint Venture \| Not primary beneficiary
Investment in Unconsolidated Joint Ventures
Preferred return percentage				15.00%
Number of beds/units \| item				99
Investment commitment				$ 2,900,000
Combination ALF/MC \| Joint Venture \| Not primary beneficiary \| Preferred Equity Investment
Investment in Unconsolidated Joint Ventures
Income Recognized		450,000
Cash Interest Received		$ 412,000
Combination ALF/MC \| Preferred Equity Investment \| Joint Venture \| Not primary beneficiary
Investment in Unconsolidated Joint Ventures
Number of beds/units \| item					95
Carrying Value					$ 6,340,000
Investment commitment withheld related to preferred equity investment.	$ 1,425,000
Combination ALF/MC \| Preferred Equity Investment \| Joint Venture \| Not primary beneficiary \| Washington
Investment in Unconsolidated Joint Ventures
Contractual cash portion		7.00%
Number of beds/units \| item	95	95
Carrying Value	$ 6,340,000	$ 6,340,000
Percentage of Investment	15.50%	15.50%
Combination ALF/MC \| Preferred Equity Investment \| Joint Venture \| Not primary beneficiary \| Washington \| Minimum
Investment in Unconsolidated Joint Ventures
Preferred return percentage		12.00%
Combination ALF/MC \| Preferred Equity Investment \| Joint Venture \| Not primary beneficiary \| Washington \| Maximum
Investment in Unconsolidated Joint Ventures
Preferred return percentage		14.00%
Combination ALF/MC \| Preferred Equity Investment \| Joint Venture \| Not primary beneficiary \| Washington \| Internal Rate of Return is Until Eight Percent
Investment in Unconsolidated Joint Ventures
Percentage of cash return		8.00%
Combination ALF/MC \| Preferred Equity Investment \| Joint Venture \| Not primary beneficiary \| Washington \| Internal Rate of Return is Until Eight Percent \| Minimum
Investment in Unconsolidated Joint Ventures
Percentage of cash return		7.00%
Combination ALF/MC \| Preferred Equity Investment \| Joint Venture \| Not primary beneficiary \| Washington \| Internal Rate of Return is Until Eight Percent \| Maximum
Investment in Unconsolidated Joint Ventures
Percentage of cash return		9.00%
Combination ALF/MC \| Preferred Equity Investment \| Joint Venture \| Not primary beneficiary \| Washington \| The Internal Rate of Return is Between Twelve and Fourteen Percent \| Minimum
Investment in Unconsolidated Joint Ventures
Percentage of cash return		12.00%
Combination ALF/MC \| Preferred Equity Investment \| Joint Venture \| Not primary beneficiary \| Washington \| The Internal Rate of Return is Between Twelve and Fourteen Percent \| Maximum
Investment in Unconsolidated Joint Ventures
Percentage of cash return		14.00%
Combination ALF/MC \| Mezzanine Loans \| Joint Venture \| Not primary beneficiary
Investment in Unconsolidated Joint Ventures
Preferred return percentage			15.00%
Number of beds/units \| item			127
Investment commitment				3,400,000
Capital Contributions			$ 6,340,000
Income Recognized			169,000	404,000
Cash Interest Received			$ 169,000	432,000
Combination ILF/ALF \| Preferred Equity Investment \| Joint Venture \| Not primary beneficiary \| Washington
Investment in Unconsolidated Joint Ventures
Number of beds/units \| item			267
Amount of joint venture investment			$ 13,000,000
Reserve for preferred equity investment			3,777,000
Investment commitment withheld related to preferred equity investment.		$ 2,324,000	$ 1,453,000
Combination ALF/IL/MC \| Mezzanine Loans \| Joint Venture \| Not primary beneficiary
Investment in Unconsolidated Joint Ventures
Income Recognized				955,000
Cash Interest Received				$ 979,000