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Note 4 - Leases - Balance Sheet Information (Details) - USD ($) | Mar. 31, 2022 | Mar. 31, 2021
--- | --- | ---
Total right-of-use assets | $ 569,116 | $ 486,730
Finance lease liability, current | 104,689 | 102,689
Total lease liabilities | 378,726 | 373,096
Other Noncurrent Assets [Member] |  |
Operating lease right-of-use asset | 113,168 | 4,850
Property, Plant and Equipment, Net [Member] |  |
Finance lease right-of-use asset | 455,948 | 481,880
Accounts Payable and Accrued Liabilities [Member] |  |
Operating lease liability, current | 52,270 | 4,850
Current Portion of Financing Lease [Member] |  |
Finance lease liability, current | 104,689 | 102,689
Other Noncurrent Liabilities [Member] |  |
Operating lease liability, non-current | 60,898 | 0
Finance lease liability, non-current | $ 160,869 | $ 265,557

X
- Definition Present value of lessee's discounted obligation for lease payments from operating and finance lease. + References No definition available. + Details
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- Definition Amount of lessee's right to use underlying asset under operating and finance lease. + References No definition available. + Details
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- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977 + Details
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