Summary of Significant Accounting Policies - Other (Details) (USD $)	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Pro Forma Revenue [Line Items]
Loss on reissuance of treasury stock	$ 32,687,000	$ 19,714,000	$ 13,633,000
Summary of Significant Accounting Policies (Additional Textual) [Abstract]
Maximum period for collection of receivables	5 years
Reserve for inventory	inventory in excess of 12-month demand
Additions to capitalized computer software for internal use	7,700,000	4,000,000	5,200,000
Depreciation and amortization, property plant and equipment	55,000,000	55,300,000	61,700,000
Period for revenue recognition for perpetual licenses maintenance	12 months
Percentage of likelihood of tax benefit being realized upon effective settlement of audit	50.00%
Advertising expense	7,200,000	7,500,000	8,600,000
Pro Forma [Member]
Pro Forma Revenue [Line Items]
Pro forma, decrease in revenue due to adoption of accounting policy		15,400,000
Retained Earnings [Member]
Pro Forma Revenue [Line Items]
Loss on reissuance of treasury stock	$ (6,252,000)	$ (16,621,000)	$ (87,408,000)
Software Products [Member]
Pro Forma Revenue [Line Items]
General Term of Software Arrangement Minimum	2 years
General Term of Software Arrangement Maximum	3 years