Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	Dec. 29, 2012	Dec. 31, 2011
Net of allowances receivables	$ 22,687	$ 32,237
Net of accumulated depreciation property plant and equipment	$ 819,218	$ 1,150,304
Preferred stock par value	$ 0.001	$ 0.001
Preferred stock shares authorized	10,000	10,000
Preferred stock stock shares issued	0	0
Preferred stock share outstanding	0	0
Common stock par value	$ 0.001	$ 0.001
Common stock shares authorized	300,000	300,000
Common stock share issued	89,189	88,952
Common stock share outstanding	89,189	88,952