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Commitments, Contingencies and Uncertainties (Schedule of Rent Concessions) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($)
Lease Abatement [Member]
Lessor, Lease, Description [Line Items]
Operating lease, lease income	$ 2,250
Lease Abatement [Member] | Lease Abatement for 2020
Lessor, Lease, Description [Line Items]
Operating lease, lease income	2,150
Lease Abatement [Member] | Bickford Senior Living [Member]
Lessor, Lease, Description [Line Items]
Operating lease, lease income	2,100
Lease Abatement [Member] | Bickford Senior Living [Member] | Lease Abatement for 2020
Lessor, Lease, Description [Line Items]
Operating lease, lease income	2,100
Lease Abatement [Member] | Other Than Bickford and Holiday
Lessor, Lease, Description [Line Items]
Operating lease, lease income	150
Lease Abatement [Member] | Other Than Bickford and Holiday | Lease Abatement for 2020
Lessor, Lease, Description [Line Items]
Operating lease, lease income	50
Lease Payment Deferral [Member]
Lessor, Lease, Description [Line Items]
Operating lease, lease income	31,371
Lease Payment Deferral [Member] | Lease Payment Deferral 2020
Lessor, Lease, Description [Line Items]
Operating lease, lease income	4,982
Lease Payment Deferral [Member] | Lease Payment Deferral 2021 [Member]
Lessor, Lease, Description [Line Items]
Operating lease, lease income	26,389
Lease Payment Deferral [Member] | Collection of Rent Deferred
Lessor, Lease, Description [Line Items]
Operating lease, lease income	82
Lease Payment Deferral [Member] | Lease abatement for 2021
Lessor, Lease, Description [Line Items]
Operating lease, lease income	100
Lease Payment Deferral [Member] | Bickford Senior Living [Member]
Lessor, Lease, Description [Line Items]
Operating lease, lease income	22,000
Lease Payment Deferral [Member] | Bickford Senior Living [Member] | Lease Payment Deferral 2020
Lessor, Lease, Description [Line Items]
Operating lease, lease income	3,750
Lease Payment Deferral [Member] | Bickford Senior Living [Member] | Lease Payment Deferral 2021 [Member]
Lessor, Lease, Description [Line Items]
Operating lease, lease income	18,250
Lease Payment Deferral [Member] | Other Than Bickford and Holiday
Lessor, Lease, Description [Line Items]
Operating lease, lease income	7,571
Lease Payment Deferral [Member] | Other Than Bickford and Holiday | Lease Payment Deferral 2020
Lessor, Lease, Description [Line Items]
Operating lease, lease income	1,232
Lease Payment Deferral [Member] | Other Than Bickford and Holiday | Lease Payment Deferral 2021 [Member]
Lessor, Lease, Description [Line Items]
Operating lease, lease income	6,339
Lease Payment Deferral [Member] | Other Than Bickford and Holiday | Collection of Rent Deferred
Lessor, Lease, Description [Line Items]
Operating lease, lease income	82
Lease Payment Deferral [Member] | Other Than Bickford and Holiday | Lease abatement for 2021
Lessor, Lease, Description [Line Items]
Operating lease, lease income	100
Lease Payment Deferral [Member] | Holiday Acquisition Holdings [Member]
Lessor, Lease, Description [Line Items]
Operating lease, lease income	1,800
Lease Payment Deferral [Member] | Holiday Acquisition Holdings [Member] | Lease Payment Deferral 2021 [Member]
Lessor, Lease, Description [Line Items]
Operating lease, lease income	$ 1,800

X

- Definition

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.

+ References

No definition available.

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Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=124258985&loc=SL77919372-209981

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=123420820&loc=SL77919311-209978

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 270
-SubTopic 10
-Section 50
-Paragraph 6A
-URI http://asc.fasb.org/extlink&oid=124502072&loc=SL77927221-108306

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