Note 12 - Significant Payors (Details Textual)	3 Months Ended		12 Months Ended
Note 12 - Significant Payors (Details Textual)	Mar. 31, 2026	Mar. 31, 2025	Dec. 31, 2025
Geographic Concentration Risk [Member] \| Revenue from Contract with Customer Benchmark [Member] \| ILLINOIS
Concentration Risk, Percentage	32.10%	33.00%
Customer Concentration Risk [Member] \| Revenue from Contract with Customer Benchmark [Member] \| Illinois Department on Aging [Member]
Concentration Risk, Percentage	17.80%	18.50%
Customer Concentration Risk [Member] \| Accounts Receivable [Member] \| Illinois Department on Aging [Member]
Concentration Risk, Percentage	23.10%		25.20%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.