Income Taxes (Details 2) - USD ($)	Jun. 30, 2015	Jun. 30, 2014
Schedule Of Income Tax Disclosure [Line Items]
Deferred Tax Assets, Gross, Current	$ 392,469	$ 344,747
Deferred Tax Liabilities, Gross, Current	1,160,376	1,175,693
Deferred Tax Assets, Gross, Noncurrent	3,874,191	3,381,473
Deferred Tax Liabilities, Net, Noncurrent	565,407	584,837
Total Deferred Tax Assets	2,847,748	2,926,017
Total Deferred Tax Liabilities	1,725,783	1,760,530
Deferred Tax Liabilities Current [Member]
Schedule Of Income Tax Disclosure [Line Items]
Bad debts	0	0
Prepaid expenses	20,093	22,971
Accrued liabilities	0	0
Inventory	1,140,283	1,152,722
Deferred Tax Liabilities Non Current [Member]
Schedule Of Income Tax Disclosure [Line Items]
Depreciation	470,768	535,510
Net operating loss and credit carryforwards	0	0
Intangible assets	0	0
Accrued pension liability	0	0
Stock options	0	0
Other	94,639	49,327
Valuation Allowance	0	0
Deferred Tax Asset Current [Member]
Schedule Of Income Tax Disclosure [Line Items]
Bad debts	40,000	40,000
Prepaid expenses	0	0
Accrued liabilities	352,469	304,747
Inventory	0	0
Deferred Tax Asset Non Current [Member]
Schedule Of Income Tax Disclosure [Line Items]
Depreciation	0	0
Net operating loss and credit carryforwards	3,522,219	2,987,082
Intangible assets	2,471	1,306
Accrued pension liability	27,656	29,700
Stock options	321,845	363,385
Other	0	0
Valuation Allowance	$ (1,418,912)	$ (800,203)