CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenues:
Revenues, Total		$ 84,190	$ 78,010	$ 77,163
Expenses:
Depreciation and amortization		27,478	25,581	25,870
Other operating expenses		23,441	22,284	21,569
Costs and Expenses, Total		55,325	52,006	51,413
Income before equity in income of unconsolidated limited liability companies ("LLCs"), gains on divestitures of real estate assets and interest expense		28,865	26,004	25,750
Equity in income of unconsolidated LLCs		1,796	1,706	1,796
Gains on divestitures of real estate assets		87,314		1,951
Interest expense, net		(8,809)	(8,263)	(10,533)
Net income		$ 109,166	$ 19,447	$ 18,964
Basic earnings per share		$ 7.94	$ 1.42	$ 1.38
Diluted earnings per share		$ 7.92	$ 1.41	$ 1.38
Weighted average number of shares outstanding - Basic		13,757	13,743	13,732
Weighted average number of share equivalents		22	22	20
Weighted average number of shares and equivalents outstanding - Diluted		13,779	13,765	13,752
Non-Related Parties
Revenues:
Lease revenue		$ 52,324	$ 51,562	$ 52,020
Other | Non-Related Parties
Revenues:
Other revenue		1,079	995	1,181
Management Service
Expenses:
Advisory fees to UHS		4,406	4,141	3,974
UHS Facilities
Revenues:
Lease revenue	[1]	29,896	24,571	23,095
UHS Facilities | Other
Revenues:
Other revenue		$ 891	$ 882	$ 867

[1] Includes bonus rental on UHS hospital facilities of $6,906, $6,116 and $5,551 for the years ended December 31, 2021, 2020 and 2019, respectively.