Note 8 - Short Term Deposits and Investments	12 Months Ended
Mar. 31, 2025
Notes to Financial Statements
Investment [Text Block]	NOTE 8 — SHORT TERM DEPOSITS AND INVESTMENTS: The Company held approximately $0.9 million in short term deposits as of March 31, 2025 and approximately $19.1 million in short term deposits as of March 31, 2024. These short term deposits have maturity dates of 90 days or less and are classified as cash equivalents. The Company also held short-term investments in deposits totaling approximately $14.9 million at March 31, 2025 as compared to nil at March 31, 2024. These short-term investments in deposits have maturity dates greater than 90 days and are classified as short-term investments. Under ASC Topic 820 Fair Value Measurement, the carrying amounts of the Company’s financial instruments, such as cash, short term deposits and short term investments approximate fair values due to the short-term nature of these instruments and are classified under the fair value hierarchy of Level 1.

Note 8 - Short Term Deposits and Investments

12 Months Ended

Mar. 31, 2025

NOTE 8 — SHORT TERM DEPOSITS AND INVESTMENTS:

The Company held approximately $0.9 million in short term deposits as of March 31, 2025 and approximately $19.1 million in short term deposits as of March 31, 2024. These short term deposits have maturity dates of 90 days or less and are classified as cash equivalents.

The Company also held short-term investments in deposits totaling approximately $14.9 million at March 31, 2025 as compared to nil at March 31, 2024. These short-term investments in deposits have maturity dates greater than 90 days and are classified as short-term investments.

Under ASC Topic 820 Fair Value Measurement, the carrying amounts of the Company’s financial instruments, such as cash, short term deposits and short term investments approximate fair values due to the short-term nature of these instruments and are classified under the fair value hierarchy of Level 1.