Note 19 - Segment and Geographic Information (Tables)

12 Months Ended

Mar. 30, 2014

Segment Reporting [Abstract]

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

	Fiscal Years Ended
	March 30, 2014		March 31, 2013		April 1, 2012
Industrial & Embedded Systems	$	72,458	$	63,396	$	66,602
Networking & Storage		30,594		32,737		27,005
Communications Infrastructure		21,808		24,965		35,829
Other		462		928		1,130
Total net sales	$	125,322	$	122,026	$	130,566

Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block]

	Fiscal Years Ended
	March 30, 2014		March 31, 2013		April 1, 2012
China	$	43,537	$	41,118	$	44,035
United States		37,079		32,322		33,585
Singapore		13,397		13,827		13,883
Germany		11,270		11,692		13,671
Japan		6,393		5,685		6,161
Europe (excluding Germany)		3,999		4,765		5,628
Rest of world		9,647		12,617		13,603
Total net sales	$	125,322	$	122,026	$	130,566

Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]

	Fiscal Years Ended
	March 30, 2014			March 31, 2013			April 1, 2012
Distributor A		27	%		30	%		31	%
Distributor B		21	%		11	%		11	%
Distributor C		12	%		10	%		*	%

Schedule Of Major Distributors [Table Text Block]

	March 30, 2014			March 31, 2013
Distributor B		17	%		20	%
Distributor A		16	%		21	%
Distributor D		14	%		11	%
Distributor C		12	%		*