Condensed Consolidated Statements of Cash Flows (USD $)	9 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Cash flows from operating activities
Net loss	$ (6,648,000)	$ (5,032,000)
Adjustments to reconcile net loss to net cash used by operating activities
Amortization of debt discount and deferred financing costs	61,000	127,000
Depreciation and amortization	599,000	569,000
Share-based compensation	453,000	398,000
Share-based severance	153,000
Warrants issued for services	44,000	109,000
Restricted shares and stock options issued for services	259,000	170,000
Net gain on sale of non-core assets		(101,000)
Changes in assets and liabilities
Accounts receivable	119,000	(93,000)
Inventory	2,019,000	920,000
Prepaid expenses and other current assets	(92,000)	225,000
Accounts payable, accrued expenses and other liabilities	(758,000)	(739,000)
Deferred revenue	11,000	(140,000)
Net cash used in operating activities	(3,780,000)	(3,587,000)
Cash flows from investing activities
Purchases of property and equipment	(178,000)	(231,000)
Other intangible assets acquired	(191,000)	(69,000)
Sales of marketable securities	210,000
Net proceeds from sale of non-core assets		851,000
Net cash (used) provided by investing activities	(159,000)	551,000
Cash flows from financing activities
Net proceeds from issuance of common stock and warrants	2,118,000	2,854,000
Proceeds from issuance of short-term promissory notes	1,250,000
Repayment of short-term promissory notes	(200,000)
Repayment of senior secured notes		(850,000)
Dividends paid	(18,000)	(53,000)
Net cash provided by financing activities	3,150,000	1,951,000
Net decrease in cash and cash equivalents	(789,000)	(1,085,000)
Cash and cash equivalents, beginning of period	1,084,000	3,505,000
Cash and cash equivalents, end of period	$ 295,000	$ 2,420,000