Credit Concentration - Schedule of ABR (Annualized Base Rent) (Details) - Sales Revenue, Services, Net $ in Thousands	3 Months Ended
	Mar. 31, 2022 USD ($) Rate
Customer Concentration Risk
Concentration Risk [Line Items]
Total ABR (annualized base rent)	$ 355,937
Percent of ABR (annualized base rent) | Rate	100.00%
Customer Concentration Risk | CommonSpirit - CHI - Nebraska
Concentration Risk [Line Items]
Total ABR (annualized base rent)	$ 17,739
Percent of ABR (annualized base rent)	5.00%
Customer Concentration Risk | Northside Hospital
Concentration Risk [Line Items]
Total ABR (annualized base rent)	$ 15,703
Percent of ABR (annualized base rent)	4.40%
Customer Concentration Risk | UofL Health - Louisville, Inc.
Concentration Risk [Line Items]
Total ABR (annualized base rent)	$ 12,750
Percent of ABR (annualized base rent)	3.60%
Customer Concentration Risk | HonorHealth
Concentration Risk [Line Items]
Total ABR (annualized base rent)	$ 11,143
Percent of ABR (annualized base rent)	3.10%
Customer Concentration Risk | US Oncology
Concentration Risk [Line Items]
Total ABR (annualized base rent)	$ 11,059
Percent of ABR (annualized base rent)	3.10%
Customer Concentration Risk | Remaining portfolio
Concentration Risk [Line Items]
Total ABR (annualized base rent)	$ 287,543
Percent of ABR (annualized base rent) | Rate	80.80%
Geographic Concentration Risk
Concentration Risk [Line Items]
Total ABR (annualized base rent)	$ 355,937
Percent of ABR (annualized base rent) | Rate	100.00%
Geographic Concentration Risk | Texas
Concentration Risk [Line Items]
Total ABR (annualized base rent)	$ 48,186
Percent of ABR (annualized base rent)	13.50%
Geographic Concentration Risk | Georgia
Concentration Risk [Line Items]
Total ABR (annualized base rent)	$ 25,763
Percent of ABR (annualized base rent)	7.20%
Geographic Concentration Risk | Florida
Concentration Risk [Line Items]
Total ABR (annualized base rent)	$ 25,009
Percent of ABR (annualized base rent)	7.00%
Geographic Concentration Risk | Indiana
Concentration Risk [Line Items]
Total ABR (annualized base rent)	$ 22,776
Percent of ABR (annualized base rent)	6.40%
Geographic Concentration Risk | Arizona
Concentration Risk [Line Items]
Total ABR (annualized base rent)	$ 20,887
Percent of ABR (annualized base rent)	5.90%
Geographic Concentration Risk | Other
Concentration Risk [Line Items]
Total ABR (annualized base rent)	$ 213,316
Percent of ABR (annualized base rent)	60.00%