Note 10 - Leases (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Lease, Cost [Table Text Block]

	December 31, 2019
Weighted average remaining lease term – operating leases in years		3.28
Weighted average discount rate – operating leases		8	%

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

2020	$	476,468
2021		111,353
2022		43,154
2023		44,017
2024		44,897
2025 and thereafter		112,271
Total lease payments		832,160
Less interest		102,415
Present value of lease liabilities	$	729,745