Note L - Variable Interest Entities - MVP St. Louis Balance Sheet Amounts (Details) - USD ($)	Jun. 30, 2022	Dec. 31, 2021
Investments in real estate	$ 422,226,000	$ 407,575,000
Cash	8,623,000	11,805,000
Cash – restricted	5,357,000	4,891,000
Accounts receivable, net allowance of doubtful accounts of $0.1 million as of December 31, 2021. No allowance as of June 30, 2022.	2,494,000	4,031,000
Prepaid expenses	544,000	676,000
Total assets	439,661,000	429,147,000
Notes payable and paycheck protection program loan, net	150,299,000	207,153,000
Accounts payable and accrued expenses	18,530,000	13,849,000
Total liabilities	243,221,000	$ 223,323,000
MVP St Louis [Member]
Investments in real estate	11,795,000
Cash	32,000
Cash – restricted	462,000
Accounts receivable, net allowance of doubtful accounts of $0.1 million as of December 31, 2021. No allowance as of June 30, 2022.	320,000
Prepaid expenses	13,000
Total assets	12,622,000
Notes payable and paycheck protection program loan, net	5,966,000
Accounts payable and accrued expenses	326,000
Total liabilities	$ 6,292,000