Note 6 - Payroll Liabilities (Tables)

6 Months Ended

Jun. 30, 2019

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	June 30, 2019		December 31, 2018
Accrued bonuses	$	351,260	$	697,995
Accrued vacation		165,763		160,740
Accrued payroll		72,422		76,335
Total payroll liabilities	$	589,445	$	935,070