Note 21 - Supplementary Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Mar. 29, 2015

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information [Table Text Block]

	Fiscal Year 2015												Fiscal Year 2014
	Mar. 29,			Dec. 28,			Sep. 28,			Jun. 29,			Mar. 30,			Dec. 29,			Sep. 29,			Jun. 30,
Classification	2015			2014			2014			2014			2014			2013			2013			2013
Consolidated Statement of Operations Data:
Net sales by end market:
Industrial & Embedded Systems	$	20,021		$	20,506		$	19,656		$	18,867		$	19,588		$	18,429		$	17,943		$	16,498
High-End Consumer		16,072			16,202			16,199			3,424			43			68			105			246
Infrastructure		7,764			7,607			7,304			8,428			8,356			12,193			15,970			15,883
Net sales	$	43,857		$	44,315		$	43,159		$	30,719		$	27,987		$	30,690		$	34,018		$	32,627
Gross profit		17,948			16,890			4,132			10,956			8,422			12,826			13,929			15,477
Income (loss) from operations		(2,346	)		(6,535	)		(22,830	)		(11,352	)		(311	)		(3,321	)		(616	)		547
Net income (loss)		(2,914	)		(6,599	)		(23,352	)		(12,105	)		147			(1,634	)		6,482			806
Net income (loss) per shareto common stockholders:
Basic	$	(0.06	)	$	(0.14	)	$	(0.50	)	$	(0.26	)	$	0.00		$	(0.03	)	$	0.14		$	0.02
Diluted	$	(0.06	)	$	(0.14	)	$	(0.50	)	$	(0.26	)	$	0.00		$	(0.03	)	$	0.13		$	0.02
Shares used in the computation of net income (loss) per share:
Basic		47,516			47,119			47,139			47,236			47,328			47,529			47,496			46,805
Diluted		47,516			47,119			47,139			47,236			48,778			47,529			49,150			48,085