Segment Information (Details) - USD ($)	3 Months Ended								12 Months Ended
	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Segment Reporting Information [Line Items]
Net sales	$ 9,114,000	$ 8,503,000	$ 9,000,000	$ 8,845,000	$ 9,798,000	$ 9,116,000	$ 8,749,000	$ 8,708,000	$ 35,461,769	$ 36,370,616	$ 38,551,774
Domestic United States [Member]
Segment Reporting Information [Line Items]
Net sales									27,304,353	27,214,060	29,180,042
Europe [Member]
Segment Reporting Information [Line Items]
Net sales									639,641	858,735	1,421,347
Canada [Member]
Segment Reporting Information [Line Items]
Net sales									769,749	758,392	673,011
Latin America [Member]
Segment Reporting Information [Line Items]
Net sales									3,343,361	4,291,530	4,113,201
Middle East [Member]
Segment Reporting Information [Line Items]
Net sales									911,241	1,214,389	1,228,318
Far East [Member]
Segment Reporting Information [Line Items]
Net sales									2,466,614	2,011,714	1,841,771
Other International [Member]
Segment Reporting Information [Line Items]
Net sales									$ 26,810	$ 21,796	$ 94,084