Note 3 - Revenue From Contracts With Customers (Tables)

9 Months Ended

Nov. 30, 2020

Notes Tables

Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]

	Nine Months Ended
	November 30:
	2020			2019
Contract liabilities at the beginning of the year:	$	1,155,809		$	1,352,572
Revenue recognized		(174,689	)		(270,501	)
Contract fees received		161,000			94,583
Amortized gain on the financed sale of equipment		(7,309	)		(9,398	)
Contract liabilities at the end of the period:	$	1,134,811		$	1,167,256

Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block]

FY 21	$	49,539
FY 22		191,420
FY 23		179,694
FY 24		147,093
FY 25		133,812
Thereafter		433,253
Total	$	1,134,811