Quarterly report pursuant to Section 13 or 15(d)

Note 10 - Concentrations (Details Textual)

v3.25.0.1
Note 10 - Concentrations (Details Textual) - Product Concentration Risk [Member] - Revenue Benchmark [Member]
12 Months Ended
Mar. 31, 2024
Licensed Products [Member]  
Concentration Risk, Percentage 40.00%
Licensed Sales Agreements With Affiliated Companies of The Walt Disney [Member]  
Concentration Risk, Percentage 24.00%