Note 13 - Commitments (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Lease, Cost and Other Information [Table Text Block]

	Three Months ended March 31, 2022		Three Months ended March 31, 2021
Cash paid for operating lease liabilities		31,882		31,303
Cash paid for finance lease liabilities		2,685		2,685
Right-of-use assets obtained in exchange for new operating lease liabilities (1)		663,009
Property and equipment obtained in exchange for new finance lease liabilities		43,242
Weighted Average Remaining Lease Term
Finance leases (years)	2.8 years			3.8
Operating leases (years)	5 years			6