Note 11 - Segment Information (Tables)

12 Months Ended

Jun. 30, 2015

(Loss) Income before Taxes by Segment [Member]

Notes Tables

Reconciliation of Other Significant Reconciling Items from Segments to Consolidated [Table Text Block]

	Year Ended June 30,
	2015			2014			2013
	(in thousands)
(Loss) before Taxes
Power Supplies	$	(714	)	$	(865	)	$	(1,239	)
Data Storage		(594	)		(4,759	)		(9,124	)
Total Loss before Income Taxes	$	(1,308	)	$	(5,624	)	$	(10,363	)

Reconciliation of Revenue from Segments to Consolidated [Table Text Block]

	Year Ended June 30,
	2015		2014		2013
	(in thousands)
Revenue
Power Supplies	$	6,330	$	5,874	$	6,489
Data Storage:
Product		4,478		2,922		4,337
Service		2,094		2,145		1,816
Total Data Storage		6,572		5,067		6,153
Total Revenue	$	12,902	$	10,941	$	12,642

Reconciliation of Assets from Segment to Consolidated [Table Text Block]

	June 30,
	2015		2014
	(in thousands)
Total Assets
Cash and Marketable Securities:
Cash and Cash Equivalents	$	4,696	$	5,462
Marketable Securities		—		1,763
Total Cash and Marketable Securities	$	4,696	$	7,225
Power Supplies and Data Storage :
Power Supplies		2,435		2,329
Data Storage		3,553		3,231
Total Power Supplies and Data Storage	$	5,988	$	5,560
Total Assets	$	10,684	$	12,785

	June 30,
	2015			2014
	(in thousands)
Property and Equipment
Power Supplies:
Gross fixed assets	$	568			624
Less: accumulated depreciation and amortization		(510	)		(491	)
Net power supply fixed assets	$	58		$	133
Data Storage:
Gross fixed assets		1,240			2,081
Less: accumulated depreciation and amortization		(760	)		(1,551	)
Net data storage fixed assets	$	480		$	530

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Year Ended June 30,
	2015		2014		2013
	(In thousands)
Total Revenue:
North America	$	5,929	$	6,104	$	6,357
Europe		2,195		1,992		3,195
Asia Pacific		4,169		2,641		2,936
Other		609		204		154
	$	12,902	$	10,941	$	12,642

	Year Ended June 30,
	2015		2014		2013
	(In thousands)
Power Supply Revenue:
North America	$	2,185	$	2,122	$	2,564
Europe		1,333		1,232		1,218
Asia Pacific		2,812		2,520		2,707
Other		—		—		—
	$	6,330	$	5,874	$	6,489

	Year Ended June 30,
	2015		2014		2013
	(In thousands)
Data Storage Revenue:
North America	$	3,744	$	3,982	$	3,793
Europe		862		760		1,977
Asia Pacific		1,357		121		229
Other		609		204		154
	$	6,572	$	5,067	$	6,153