Quarterly Financial Information (Unaudited) (Tables)

12 Months Ended

Jun. 30, 2016

Quarterly Financial Information Disclosure [Abstract]

Schedule of quarterly financial information

	First		Second		Third		Fourth
2016	Quarter		Quarter		Quarter		Quarter
Net sales	$	6,279,436	$	7,242,020	$	7,217,922	$	6,731,987
Gross profit		1,968,320		1,588,043		2,148,223		1,667,096
Net income		878,530		614,427		972,468		710,376
Net income per share -
Basic		0.38		0.27		0.43		0.31
Diluted		0.38		0.27		0.43		0.30
2015
Net sales	$	5,693,472	$	5,697,083	$	6,470,286	$	8,970,864
Gross profit		1,810,079		2,258,735		1,437,534		1,635,225
Net income		911,221		1,219,082		506,369		546,455
Net income per share -
Basic		0.40		0.54		0.22		0.24
Diluted		0.40		0.54		0.22		0.23