Segment Information (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended												12 Months Ended
	Mar. 30, 2014		Dec. 29, 2013		Sep. 29, 2013		Jun. 30, 2013	Mar. 31, 2013		Dec. 30, 2012	Sep. 30, 2012	Jul. 01, 2012	Mar. 30, 2014		Mar. 31, 2013		Apr. 01, 2012
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 118,640	[1]	$ 124,628	[2]	$ 124,047	[3]	$ 117,464	$ 107,779	[4]	$ 114,277	$ 132,441	$ 129,955	$ 484,779		$ 484,452		$ 526,696
APAC
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues													309,121		308,409		350,105
Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues													71,305	[5]	76,876	[5]	76,711	[5]
Japan
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues													40,829		40,281		41,586
Europe
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues													63,524		58,886		58,294
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues													$ 63,100		$ 69,600		$ 70,400

[1] In the fourth quarter of fiscal 2014, associated with the decision to discontinue production and sale of products using technology attained through the acquisitions of Mobius Microsystems in fiscal 2010 and IKOR in fiscal 2011, the Company recorded an additional $8.7 million in accelerated amortization of intangible assets which was charged to cost of revenues. In addition, the Company recorded a $2.4 million impairment of IPR&D to research and development expense, associated with the decision to discontinue further development required to complete the Mobius Microsystems acquired IPR&D.

[2] In the third quarter of fiscal 2014, the Company recorded a loss of $3.4 million in net loss from continuing operations related to the divestiture of certain assets of its Audio business to Stravelis, Inc.

[3] In the second quarter of fiscal 2014, the Company recorded a gain of $82.3 million in net income from continuing operations related to the divestiture of its PCI Express enterprise flash controller business to PMC-Sierra, Inc.

[4] In the fourth quarter of fiscal 2013, the Company recorded a gain of $8.0 million in net income from continuing operations related to the divestiture of its smart meter business.

[5] Revenues from the customers in the U.S. were $63.1 million, $69.6 million and $70.4 million in fiscal 2014, 2013 and 2012, respectively.