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Note 10 - Leases (Tables)

3 Months Ended

Mar. 31, 2019

Notes Tables

Lessee, Operating Lease, Costs, Assets and Liabilities [Table Text Block]

		March 31,
		2019

Lease cost
Operating lease cost		$	42,981
Short-term lease cost			16,295
Sublease income			-
Total lease cost		$	59,276

Balance sheet information
Operating ROU assets		$	568,073

Operating lease liabilities, current portion		$	138,274
Operating lease liabilities, non-current portion			419,171
Total operating lease liabilities		$	557,445

Weighted average remaining lease term (in years) – operating leases			4.11
Weighted average discount rate – operating leases			5.50	%

Lessee, Operating Lease, Supplemental Cash Flow Information [Table Text Block]

Cash paid for amounts included in the measurement of operating lease liabilities

$

42,030

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

2019 (remaining nine months)		$	124,231
2020			155,682
2021			127,425
2022			131,249
2023			89,226
2024 and thereafter			-
Total future lease payments		$	627,813
Less: imputed interest			(70,368	)
Total		$	557,445