Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Cash flows from operating activities:
Net loss	$ (25,844,000)	$ (4,021,000)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	473,000	659,000
Stock based compensation expense	1,033,000	304,000
(Recovery of) reserve for excess and slow-moving inventories	(59,000)	311,000
Amortization of debt discount and issue costs	10,011,000	62,000
Change in fair value of derivative	174,000	(3,606,000)
Non-cash accrued interest	10,373,000
Loss on cashless exercise of warrants		564,000
Net change in operating assets and liabilities:
Accounts receivable	149,000	1,634,000
Inventories	811,000	257,000
Prepaid expenses and other current assets	(13,000)	(299,000)
Accounts payable	(587,000)	(626,000)
Accrued payroll and related expenses	1,172,000	(243,000)
Deferred revenue	(381,000)	(336,000)
Other current liabilities	67,000	832,000
Other noncurrent liabilities	51,000	14,000
Net cash used in operating activities	(2,570,000)	(4,494,000)
Net cash used in investing activities:
Capital expenditures	(276,000)	(602,000)
Cash flows from financing activities:
Proceeds from issuance of common stock, net	2,091,000
Proceeds from convertible debentures, net of financing costs		4,720,000
Payments on capital lease obligations	(46,000)	(27,000)
Repurchase of common stock	(134,000)	(5,000)
Net cash provided by financing activities	1,911,000	4,688,000
Effects of foreign currency rate changes on cash and cash equivalents	(1,000)	(7,000)
Net decrease in cash and cash equivalents	(936,000)	(415,000)
Cash and cash equivalents at beginning of period	5,835,000	3,357,000
Cash and cash equivalents at end of period	4,899,000	2,942,000
Supplemental non-cash financing and investing information:
Derivative obligation related to issuance of warrants		4,282,000
Common stock issued for payment of convertible debentures and interest	$ 23,905,000