CONSOLIDATED BALANCE SHEETS (USD $)	Mar. 31, 2013		Apr. 01, 2012
Current assets:
Cash and cash equivalents	$ 130,837,000		$ 134,924,000
Short-term investments	166,333,000		190,535,000
Accounts receivable, net of allowances of $2,787 and $3,009	62,083,000		60,609,000
Inventories	56,555,000		71,780,000
Income tax receivable	192,000		417,000
Prepayments and other current assets	24,505,000		23,267,000
Total current assets	440,505,000		481,532,000
Property, plant and equipment, net	74,988,000		69,984,000
Goodwill	144,924,000	[1]	96,092,000	[1]
Acquisition-related intangible assets, net	48,602,000		40,548,000
Deferred non-current tax assets	671,000		179,000
Other assets	18,889,000		29,299,000
Total assets	728,579,000		717,634,000
Current liabilities:
Accounts payable	23,244,000		25,211,000
Accrued compensation and related expenses	21,090,000		26,156,000
Deferred income on shipments to distributors	14,539,000		14,263,000
Deferred tax liabilities	1,000,000		421,000
Other accrued liabilities	14,652,000		13,443,000
Total current liabilities	74,525,000		79,494,000
Deferred Tax Liabilities, Gross, Noncurrent	1,552,000		1,552,000
Long-term income tax payable	454,000		706,000
Other long-term liabilities	22,022,000		16,494,000
Total liabilities	98,553,000		98,246,000
Commitments and contingencies (Note 16)	0		0
Stockholders' equity:
Preferred stock: $.001 par value: 10,000 shares authorized; no shares issued	0		0
Common stock: $.001 par value: 350,000 shares authorized; 146,253 and 142,194 shares outstanding at March 31, 2013 and April 1, 2012, respectively	146,000		142,000
Additional paid-in capital	2,407,998,000		2,377,315,000
Treasury stock at cost: 90,426 shares and 90,426 shares at March 31, 2013 and April 1, 2012, respectively	(977,296,000)		(977,296,000)
Accumulated deficit	(802,308,000)		(782,136,000)
Accumulated other comprehensive income	1,486,000		1,363,000
Total stockholders' equity	630,026,000		619,388,000
Total liabilities and stockholders' equity	$ 728,579,000		$ 717,634,000

[1] Balances as of March 31, 2013, April 1, 2012 and April 3, 2011 are net of $920.4 million in accumulated impairment losses.