Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Oct. 04, 2013	Dec. 28, 2012
Current Assets
Cash and cash equivalents	$ 166,800	$ 158,810
Short-term investments		4,751
Trade receivables, net of allowances ($15,048 as of October 4, 2013 and $14,891 as of December 28, 2012)	57,641	54,684
Inventories	66,362	74,868
Prepaid expenses and other current assets	10,983	14,504
Income taxes receivable	4,243
Deferred income taxes	18,832	20,006
Total Current Assets	324,861	327,623
Non-current Assets
Property, plant & equipment, net of accumulated depreciation ($241,802 as of October 4, 2013 and $228,079 as of December 28, 2012)	83,538	85,374
Purchased intangibles, net of accumulated amortization ($92,378 as of October 4, 2013 and $83,555 as of December 28, 2012)	62,203	82,998
Goodwill	565,424	565,424
Deferred income tax assets	74,700	85,526
Other non-current assets	75,910	80,841
Total Non-current Assets	861,775	900,163
Total Assets	1,186,636	1,227,786
Current Liabilities
Trade payables	26,075	22,220
Accrued compensation	41,865	41,593
Deferred income	10,226	9,572
Other accrued expenses	25,503	22,307
Accrued restructuring	7,524	1,053
Non-income taxes payable	3,364	2,274
Income taxes payable	5,750	1,293
Total Current Liabilities	120,307	100,312
Non-current Liabilities
Income taxes payable	88,450	111,724
Other non-current liabilities	15,488	21,142
Total Non-current Liabilities	103,938	132,866
Shareholders' Equity
Preferred stock, $0.01 par value, 2 million shares authorized; no shares issued or outstanding	0	0
Class A common stock, $0.01 par value, voting; 600 million shares authorized; 127,679,012 shares issued and outstanding as of October 4, 2013 and 126,249,768 shares issued and outstanding as of December 28, 2012	1,277	1,263
Additional paid-in capital	1,632,708	1,659,895
Accumulated deficit	(674,444)	(669,790)
Accumulated other comprehensive income	2,850	3,240
Total Shareholders' Equity	962,391	994,608
Total Liabilities and Shareholders' Equity	$ 1,186,636	$ 1,227,786