Note 3 - Property, Plant and Improvements, Net (Tables)

3 Months Ended

12 Months Ended

Mar. 31, 2020

Dec. 31, 2019

Notes Tables

Property, Plant and Equipment [Table Text Block]

	March 31, 2020			December 31, 2019
Leasehold improvements	$	166,163		$	166,163
Furniture and equipment		17,668			17,668
Accumulated depreciation		(40,302	)		(35,706	)
Net property, plant and improvements	$	143,529		$	148,125

	2019			2018
Leasehold improvements	$	166,163		$	166,163
Furniture and equipment		17,668			17,668
Accumulated depreciation		(35,706	)		(17,322	)
Net property, plant and improvements	$	148,125		$	166,509