Commitments And Contingencies Commitments and Contingencies (Schedule of Loan Commitments) (Details) - USD ($)	3 Months Ended
Mar. 31, 2020	Dec. 31, 2019
Loans and Leases Receivable, Commitments, Fixed Rates	$ 237,250,000
Loans and Leases Receivable, Net Amount	(286,320,000)	$ (340,143,000)
Notes Receivable Funding Commitment	58,458,000
Bickford Senior Living [Member]
Loans and Leases Receivable, Commitments, Fixed Rates	28,700,000
Loans and Leases Receivable, Net Amount	(25,603,000)
Notes Receivable Funding Commitment	3,097,000
41 Management [Member]
Loans and Leases Receivable, Commitments, Fixed Rates	10,800,000
Loans and Leases Receivable, Net Amount	(7,620,000)
Notes Receivable Funding Commitment	3,180,000
Timber Ridge OpCo
Loans and Leases Receivable, Commitments, Fixed Rates	5,000,000
Loans and Leases Receivable, Net Amount	0
Notes Receivable Funding Commitment	5,000,000
Discovery Senior Living [Member]
Loans and Leases Receivable, Commitments, Fixed Rates	750,000
Notes Receivable Funding Commitment	575,000
Note A [Member] \| LCS Sagewood [Member]
Loans and Leases Receivable, Commitments, Fixed Rates	118,800,000
Loans and Leases Receivable, Net Amount	(77,340,000)
Notes Receivable Funding Commitment	41,460,000
Note A [Member] \| Senior Living Communities [Member]
Loans and Leases Receivable, Commitments, Fixed Rates	12,000,000
Note B [Member] \| LCS Sagewood [Member]
Loans and Leases Receivable, Commitments, Fixed Rates	61,200,000
Loans and Leases Receivable, Net Amount	(57,353,000)
Notes Receivable Funding Commitment	3,847,000
Note B [Member] \| Senior Living Communities [Member]
Loans and Leases Receivable, Commitments, Fixed Rates	2,000,000
Revolving Credit Facility [Member] \| Senior Living Communities [Member]
Loans and Leases Receivable, Commitments, Fixed Rates	12,000,000
Loans and Leases Receivable, Net Amount	(10,701,000)
Notes Receivable Funding Commitment	1,299,000
Notes Receivable Remain Unfunded [Member]
Loans and Leases Receivable, Net Amount	(178,792,000)
Notes Receivable Remain Unfunded [Member] \| Discovery Senior Living [Member]
Loans and Leases Receivable, Net Amount	$ (175,000)

This item represents the remaining funding commitment for a currently outstanding note receivable.

No definition available.

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- Definition

Reflects the amount of cash required to fully fund agreements to provide advances to borrowers and lessees at stated interest rates.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 825
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=108315417&loc=d3e61044-112788

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 825
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=108315417&loc=d3e61082-112788

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- Definition

Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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