Note 2 - Change in Accounting Principle (Tables)

9 Months Ended

Mar. 31, 2020

Notes Tables

Accounting Standards Update and Change in Accounting Principle [Table Text Block]

			Stock-Based
Balance Sheet	As Previously		Compensation			As
June 30, 2019	Reported		Adjustment			Adjusted
Equity:
Paid in capital	$	6,186,393	$	146,742		$	6,333,135
Retained earnings	$	8,848,684	$	(146,742	)	$	8,701,942

			Stock-Based
Statement of Operations	As Previously		Compensation			As
Three Months Ended March 31, 2019	Reported		Adjustment			Adjusted
Selling, general and administrative expenses	$	1,505,922	$	34,426		$	1,540,348
Income from operations		149,286		(34,426	)		114,860
Net income	$	172,306	$	(34,426	)	$	137,880
Income per common share
Basic	$	0.02	$	(0.00	)	$	0.02
Diluted	$	0.02	$	(0.00	)	$	0.02

			Stock-Based
Statement of Operations	As Previously		Compensation			As
Nine Months Ended March 31, 2019	Reported		Adjustment			Adjusted
Selling, general and administrative expenses	$	4,798,045	$	91,239		$	4,889,284
Income from operations		350,843		(91,239	)		259,604
Net income	$	373,838	$	(91,239	)	$	282,599
Income per common share
Basic	$	0.05	$	(0.01	)	$	0.04
Diluted	$	0.05	$	(0.01	)	$	0.04

			Stock-Based
Statement of Cash Flows	As Previously		Compensation			As
Nine Months Ended March 31, 2019	Reported		Adjustment			Adjusted
Operating activities:
Net income	$	373,838	$	(91,239	)	$	282,599
Stock-based compensation expense	$	292,186	$	91,239		$	383,425