Statements of Cash Flows (USD $)	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
OPERATING ACTIVITIES:
Net loss	$ (10,363,000)	$ (4,107,000)	$ (680,000)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	176,000	100,000	129,000
Provision for bad debts and returns, net	31,000	35,000	67,000
Provision for inventory reserve	640,000	1,448,000	49,000
Stock based compensation	60,000	9,000	39,000
Loss on sale of securities	54,000	74,000	18,000
Changes in operating assets and liabilities:
Accounts receivable	(820,000)	(25,000)	(243,000)
Inventories	2,207,000	(250,000)	(898,000)
Prepaid expenses and other assets	(170,000)	164,000	(20,000)
Accounts payable	50,000	746,000	68,000
Accrued payroll and related liabilities	92,000	(163,000)	(26,000)
Other accrued liabilities	1,558,000	429,000	42,000
Net cash used in operating activities	(6,485,000)	(1,540,000)	(1,455,000)
INVESTING ACTIVITIES:
Purchases of equipment	(453,000)	(136,000)	(101,000)
Purchases of marketable securities	(9,488,000)	(13,810,000)	(10,443,000)
Proceeds from the sale of marketable securities	11,011,000	17,897,000	14,735,000
Net cash provided by investing activities	1,070,000	3,951,000	4,191,000
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS	(5,415,000)	2,411,000	2,736,000
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	7,381,000	4,970,000	2,234,000
CASH AND CASH EQUIVALENTS, END OF PERIOD	1,966,000	7,381,000	4,970,000
SUPPLEMENTAL CASH FLOW DISCLOSURES:
Income taxes paid	$ 9,000	$ 9,000	$ 12,000