Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Name:	us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Accounting Policies and Related Matters - Average Occupancy (Details)	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021
Seniors Housing Operating \| COVID-19
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Spot occupancy	78.00%	77.10%	76.30%	76.30%	74.90%	73.00%	72.70%