Note 16. Fair Value Measurement (Details) - Financial Instruments Not Carried at Fair Value (USD $)
In Thousands, unless otherwise specified
Dec. 28, 2014
Dec. 29, 2013
Note 16. Fair Value Measurement (Details) - Financial Instruments Not Carried at Fair Value [Line Items]    
Estimated Fair Value $ 667,316 $ 566,011
Total Debt Obligations 443,738 540,199
Total Debt Obligations 667,316 566,011
Term Loan [Member]    
Note 16. Fair Value Measurement (Details) - Financial Instruments Not Carried at Fair Value [Line Items]    
Carrying Value 293,738 296,135
Estimated Fair Value 290,066 295,170
Total Debt Obligations 290,066 295,170
Senior Convertible Notes [Member]    
Note 16. Fair Value Measurement (Details) - Financial Instruments Not Carried at Fair Value [Line Items]    
Carrying Value 150,000 [1] 150,000 [2]
Estimated Fair Value 377,250 173,250
Total Debt Obligations 377,250 173,250
Senior Unsecured Notes [Member]    
Note 16. Fair Value Measurement (Details) - Financial Instruments Not Carried at Fair Value [Line Items]    
Carrying Value   94,064
Estimated Fair Value   97,591
Total Debt Obligations   $ 97,591
[1] Carrying amount of the 2.00% Senior Exchangeable Notes as of December 28, 2014 includes $116.4 million in debt and $33.6 million in equity.
[2] Carrying amount of the 2.00% Senior Exchangeable Notes as of December 29, 2013, includes $111.7 million in debt and $38.3 million in equity.