Note 4 - Property and Equipment, Net (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

Property, Plant and Equipment [Table Text Block]

	December 31, 2018						December 31, 2017
Description	Cost		Accumulated depreciation		Net book value		Cost		Accumulated depreciation		Net book value		Estimated useful life (years)
Computer & office equipment	$	3,067,069	$	2,202,166	$	864,903	$	2,322,833	$	1,949,982	$	372,851		5
Leasehold improvements		136,648		106,362		30,286		118,380		98,901		19,479		5
Computer software		2,426,339		1,991,842		434,497		2,010,999		1,886,342		124,657		3
Office furniture		169,120		138,491		30,629		162,799		127,248		35,551		5
Total	$	5,799,176	$	4,438,861	$	1,360,315	$	4,615,011	$	4,062,473	$	552,538