Note C - CB Oncology Partners (Details Textual) - USD ($)	1 Months Ended	3 Months Ended		12 Months Ended
	Jun. 30, 2020	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024	Dec. 31, 2023	Sep. 01, 2017
EHSHI's equity in earnings of BOPRE		$ (0)	$ 2,000
CB Oncology Partners ("CBOP") [Member]
EHSHI's equity in earnings of BOPRE				$ (278,000)	$ (444,000)
CB Oncology Partners ("CBOP") [Member]
Financing Receivable, after Allowance for Credit Loss		525,000
CB Oncology Partners ("CBOP") [Member]
Equity Method Investment, Ownership Percentage	28.58%					24.00%
Capital Called from Partners	$ 500,000				200,000
Advances Converted into Equity	121,000
Proceeds from Contributed Capital					57,000
Payments for Advance to Affiliate					535,000
Proceeds from Collection of Loans Receivable					21,000
Advances to Affiliate					$ 519,000
EHSHI's equity in earnings of BOPRE		$ (92,000)	$ (103,000)
CB Oncology Partners ("CBOP") [Member] | Other Members [Member]
Proceeds from Contributed Capital	$ 212,000