Note 11 - Capital Leases Payable (Tables)

9 Months Ended

Dec. 31, 2019

Notes Tables

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

	Principal		Interest		Total
Year ended March 31,
2020	$	115,731	$	90,693	$	206,424
2021		268,302		137,008		405,310
2022		259,304		50,164		309,468
2023		107,662		9,864		117,526
2024		7,144		243		7,387
Total	$	758,143	$	287,972	$	1,046,115