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Note 15 - Leases - Operating Lease Assets and Liabilities (Details) - USD ($)
Dec. 31, 2021
Mar. 31, 2021
Right-of-use assets - Financing $ 9,100 $ 0
Right-of-use assets 3,408,000 3,747,000
Total right-of-use assets 3,417,000 3,747,000
Lease liabilities - ST Financing 5,000 0
Lease liabilities - ST Operating 696,000 612,000
Lease liabilities - LT Financing 4,000 0
Lease liabilities - LT Operating 2,838,000 3,246,000
Total lease liabilities $ 3,543,000 $ 3,858,000
Weighted-average remaining lease term (Year) 5 years 1 month 2 days 5 years 9 months 25 days
Weighted-average discount rate 6.60% 6.72%