Basis of Presentation and Significant Accounting Policies (Narrative) (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) mortgage segment	Sep. 30, 2022 USD ($)	Sep. 30, 2023 tenant	Sep. 30, 2023 jointVenture	Sep. 30, 2023 realEstatePartnership	Sep. 30, 2023 property	Sep. 30, 2023 operator	Dec. 31, 2022 USD ($)
Property, Plant and Equipment [Line Items]
Number of joint ventures | jointVenture						2
Real estate properties, net	$ 2,120,436		$ 2,120,436							$ 2,118,210
Cash and cash equivalents	16,579		16,579							19,291
Number of real estate partnerships							2	2
Other assets, net	24,691		24,691							$ 16,585
Rental income	62,255	$ 59,394	188,505	$ 163,935
Impairment of real estate	1,200
Number of lessees | tenant					3
Loans and leases receivable, gross	258,768		$ 258,768
Number of reportable segments | segment			2
Subsidiaries
Property, Plant and Equipment [Line Items]
Real estate properties, net	254,500		$ 254,500
Cash and cash equivalents	2,600		2,600
Straight line receivables	9,700		9,700
Other assets, net	8,500		$ 8,500
Non-performing
Property, Plant and Equipment [Line Items]
Mortgage note receivables | mortgage			2
Number of operators/borrowers | operator									1
Non-performing | Mortgage Receivable And Mezzanine Loan
Property, Plant and Equipment [Line Items]
Loans and leases receivable, gross	26,600		$ 26,600
Number of operators/borrowers | operator									2
Independent Living Facility
Property, Plant and Equipment [Line Items]
Number of joint ventures | jointVenture						2
SHOP
Property, Plant and Equipment [Line Items]
Real estate properties, net	260,100		260,100
Cash and cash equivalents	6,000		6,000
Prepaid expense	2,000		2,000
Accounts receivable, net	$ 600		600
Credit liabilities of SHOP			$ (5,000)
Minimum
Property, Plant and Equipment [Line Items]
Residency agreement, term			30 days
Maximum
Property, Plant and Equipment [Line Items]
Residency agreement, term			1 year