Note 12 - Summary of Net Income (Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Jul. 03, 2016	Jun. 28, 2015
Continuing Operations [Member]
Basic (in shares)	48,680	47,927
Effect of options and awards (in shares)	378
Diluted (in shares)	49,058	47,927
Discontinued Operations [Member]
Basic (in shares)	48,680	47,927
Effect of options and awards (in shares)	378
Diluted (in shares)	49,058	47,927
Net income (loss) from continuing operations	$ 7,543	$ (2,354)
Net income (loss) from discontinued operations (See Note 3)	1,397	(156)
Net income (loss)	$ 8,940	$ (2,510)
Basic (in shares)	48,680	47,927
Effect of options and awards (in shares)	378
Diluted (in shares)	49,058	47,927
Net income (loss) per share from continuing operations:
Basic (in dollars per share)	$ 0.15	$ (0.05)
Diluted (in dollars per share)	0.15	(0.05)
Net income per share from discontinued operations:
Basic (in dollars per share)	0.03
Diluted (in dollars per share)	0.03
Net income (loss) per share:
Basic (in dollars per share)	0.18	(0.05)
Diluted (in dollars per share)	$ 0.18	$ (0.05)