Note 5 - Leases (Tables)

3 Months Ended

Mar. 31, 2019

Notes Tables

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

	March 31, 2019			March 31, 2018
Operating leases :
Operating lease right-of-use	$	1,930,932		$	-
Operating lease liabilities - current	$	459,528		$	-
Operating lease liabilities – long-term		1,504,328			-
Total operating lease liabilities	$	1,963,856		$	-
Finance leases :
Property and equipment, at cost	$	1,156,162		$	1,361,920
Accumulated depreciation		(1,149,571	)		1,348,054
Property and equipment, net	$	6,591		$	13,866
Finance lease liabilities - current	$	6,651		$	13,789
Finance lease liabilities – long-term		-			-
Total finance lease liabilities	$	6,651		$	13,789
Weighted average remaining lease term:
Operating leases		4.6			-
Finance lease		0.3			1.1
Weighted average discount rate:
Operating leases		7.1	%		-
Finance leases		9.0	%		7.3	%

Maturity of Operating and Finance Lease Liabilities [Table Text Block]

Maturities of lease liabilities at March 31, 2019 were as follows:
	Operating lease			Finance lease
April 2019 – March 2020	$	583,776		$	6,769
April 2020 – March 2021		547,133			-
April 2021 – March 2022		363,370			-
April 2022 – March 2023		344,238			-
April 2023 – March 2024		332,280			-
Thereafter		137,204			-
Total payment under lease agreements		2,308,001			6,769
Less inputed interest		(344,145	)		(178	)
Total lease liability	$	1,963,856		$	6,591

Schedule of Future Minimum Lease Payments for Capital Leases and Operating Leases [Table Text Block]

Year ending December 31,	Operating lease		Finance lease
2019	$	712,250	$	14,654
2020		578,997		-
2021		402,584		-
2022		350,249		-
Thereafter		560,977		-
Total	$	2,605,057	$	14,654