Schedule of Prior Year Schedule of Accounts, Notes, Loans and Financing Receivable (Details)	12 Months Ended
	Dec. 31, 2020 USD ($) beds_or_units properties	Dec. 31, 2019 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Real Estate Properties | properties	228
Loans and Leases Receivable, Net Amount	$ 292,427,000	$ 340,143,000
Loans and Leases Receivable, Commitments, Fixed Rates	278,650,000
Prior Period Investment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Net Amount	52,460,000
Loans and Leases Receivable, Commitments, Fixed Rates	54,543,000
Loans and Leases Receivable, Loans in Process	$ 2,083,000
Senior Living Communities [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Real Estate Properties | properties	10
Loans and Leases Receivable, Net Amount	$ 43,980,000
Loans and Leases Receivable, Commitments, Fixed Rates	$ 43,980,000
Senior Living Communities [Member] | Prior Period Investment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Real Estate Properties | beds_or_units	1
Loans and Leases Receivable, Net Amount	$ 32,700,000
Loans and Leases Receivable, Commitments, Fixed Rates	32,700,000
Loans and Leases Receivable, Loans in Process	0
Bickford Note Investment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Net Amount	30,466,000
Loans and Leases Receivable, Commitments, Fixed Rates	42,900,000
The Courtyard at Bellevue | Prior Period Investment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Net Amount	3,870,000
Loans and Leases Receivable, Commitments, Fixed Rates	3,870,000
Loans and Leases Receivable, Loans in Process	0
Bickford Senior Living [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Net Amount	34,466,000
Discovery Senior Living [Member] | Prior Period Investment [Member] | July 2019 Transaction [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Net Amount	750,000
Loans and Leases Receivable, Commitments, Fixed Rates	750,000
Loans and Leases Receivable, Loans in Process	0
Discovery Senior Living [Member] | Prior Period Investment [Member] | September 2019 Transaction [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Net Amount	6,423,000
Loans and Leases Receivable, Commitments, Fixed Rates	6,423,000
Loans and Leases Receivable, Loans in Process	$ 0
41 Management [Member] | Prior Period Investment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Real Estate Properties | beds_or_units	1
Loans and Leases Receivable, Net Amount	$ 8,717,000
Loans and Leases Receivable, Commitments, Fixed Rates	10,800,000
Loans and Leases Receivable, Loans in Process	$ 2,083,000