Consolidated Statements of Cash Flows (USD $)	6 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Operating activities
Net income/(loss) from continuing operations	$ 1,274,444	$ (434,614)
Adjustments to reconcile net income/(loss) to net cash provided by/(used in) by continuing operating activities:
Depreciation and amortization and other non-cash items	621,949	459,449
Bad debt expense	10,000	30,000
Stock-based compensation	483,585	325,250
Deferred income	(31,788)	(3,655)
Deferred lease liability	(8,307)	(3,599)
Changes in operating assets and liabilities:
Accounts receivable	174,144	73,653
Inventories	(476,052)	40,631
Prepaid expenses and other assets	164,453	226,765
Accounts payable, accrued expenses and other non-cash items	(828,924)	(1,262,343)
Net cash provided by/(used in) continuing operating activities	1,383,504	(548,463)
Investing activities
Acquisition of property, plant and equipment	(185,360)	(292,945)
Additional patents	(80,384)	(72,008)
Net cash used in investing activities	(265,744)	(364,953)
Financing activities
Proceeds from exercise of stock options	127,976	130,555
Net cash provided by financing activities	127,976	130,555
Cash flows from discontinued operations
Net cash provided by operating activities	9,950	9,950
Net cash provided by discontinued operations	9,950	9,950
Net increase/(decrease) in cash and cash equivalents	1,255,686	(772,911)
Cash and cash equivalents at beginning of period	7,039,938	5,806,437
Cash and cash equivalents at end of period	8,295,624	5,033,526
Supplemental disclosure of cash flow information:
Income taxes	$ 40,170	$ 11,450