v2.4.0.6
Borrowings and Credit Arrangements - Additional Information (Detail) (USD $)
3 Months Ended 6 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended 6 Months Ended 1 Months Ended 3 Months Ended 6 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended
Mar. 30, 2013
Mar. 24, 2012
Mar. 30, 2013
Mar. 24, 2012
Sep. 29, 2012
Mar. 30, 2013
2013 Notes [Member]
Mar. 30, 2013
Credit Agreement [Member]
Mar. 30, 2013
Credit Agreement [Member]
Mar. 30, 2013
Convertible Notes [Member]
Sep. 29, 2012
Convertible Notes [Member]
Dec. 10, 2007
Convertible Notes [Member]
Feb. 14, 2013
Convertible Notes [Member]
2007 Notes [Member]
Dec. 10, 2007
Convertible Notes [Member]
2007 Notes [Member]
Mar. 30, 2013
Convertible Notes [Member]
2013 Notes [Member]
Mar. 30, 2013
Convertible Notes [Member]
2013 Notes [Member]
Minimum [Member]
D
Mar. 30, 2013
Convertible Notes [Member]
2013 Notes [Member]
Maximum [Member]
D
Aug. 01, 2012
Senior Notes [Member]
Mar. 30, 2013
Senior Notes [Member]
Mar. 30, 2013
Senior Notes [Member]
Mar. 30, 2013
Term Loan A [Member]
Credit Agreement [Member]
Mar. 30, 2013
Term Loan A [Member]
Credit Agreement [Member]
Percentage Added To Base Rate [Member]
Mar. 30, 2013
Term Loan A [Member]
Credit Agreement [Member]
Percentage Added To Eurodollar Rate [Member]
Mar. 30, 2013
Term Loan A [Member]
Revolving Credit Facility [Member]
Nov. 18, 2010
November 18, 2010 [Member]
Convertible Notes [Member]
Nov. 18, 2010
November 18, 2010 [Member]
Convertible Notes [Member]
2007 Notes [Member]
Mar. 24, 2012
February 29, 2012 [Member]
Convertible Notes [Member]
Feb. 29, 2012
February 29, 2012 [Member]
Convertible Notes [Member]
Feb. 29, 2012
February 29, 2012 [Member]
Convertible Notes [Member]
2007 Notes [Member]
Feb. 14, 2013
February 14, 2013 [Member]
Convertible Notes [Member]
Feb. 14, 2013
February 14, 2013 [Member]
Convertible Notes [Member]
2007 Notes [Member]
Mar. 30, 2013
2007 Notes [Member]
Mar. 30, 2013
2007 Notes [Member]
Convertible Notes [Member]
Mar. 30, 2013
December 15, 2017 [Member]
Convertible Notes [Member]
2013 Notes [Member]
Mar. 30, 2013
Thereafter [Member]
Convertible Notes [Member]
2013 Notes [Member]
Mar. 30, 2013
Term Loan B [Member]
Credit Agreement [Member]
Mar. 30, 2013
Revolving Facility [Member]
Credit Agreement [Member]
Schedule Of Borrowings [Line Items]                                                                        
Carrying value of debt $ 5,004,696,000   $ 5,004,696,000   $ 5,035,614,000                                                              
Credit facilities maximum borrowings                                       1,000,000,000                             1,500,000,000 300,000,000
Debt instrument maturity date                                 Aug. 01, 2020     Aug. 01, 2017                             Aug. 01, 2019 Aug. 01, 2017
Applicable margin on refinanced Term Loan                                       1.00%                                
Applicable margin on refinanced Revolving Facility                                             1.00%                          
Outstanding of principal amount after refinancing                                       975,000,000                                
Debt instrument base rate                                         1.00% 2.00%                            
Loss on extinguishment of debt 3,200,000                                                                      
Refinancing issuance costs 2,400,000                                                                      
Interest rates under Term Loans             3.78% 3.88%                                                        
Interest rates under Term Loans                                       2.20%                             4.50%  
Interest expense             28,500,000 58,600,000                   16,000,000 32,100,000                                  
Non-cash interest expense amortization of debt discount and deferred financing costs 16,200,000 18,921,000 41,387,000 38,881,000     4,100,000 7,800,000                   400,000 800,000                                  
Interest rate 2.00% 2.00% 2.00% 2.00%                 2.00% 2.00%     6.25%               2.00%   2.00%   2.00%              
Maturity period                     2037           2020             2037     2042   2043              
Notes principal amount                 1,725,000,000 1,725,000,000   405,000,000 1,725,000,000                       450,000,000   500,000,000 500,000,000 370,000,000 370,000,000 405,000,000          
Loss on extinguishment of debt 3,247,000 42,347,000 3,247,000 42,347,000                                           42,300,000                    
Fair value of conversion option                 32,500,000                                                      
Estimated effective interest rate                           5.42%                                   3.25%        
Direct cost incurred                 4,100,000                                                      
Principal payable, beginning date                           Dec. 15, 2017                                            
Repurchase price of notes                           100.00%                                            
Redemption price of notes                           100.00%                                            
Put dates on convertible notes                           Holders may require the Company to repurchase the 2013 Notes on each of December 15,2017,2022, 2027, 2032 and 2037                                            
Rate principal accretion                                                                 4.00% 2.00%    
Percent by which trading price of notes exceeds accreted principal resulting in contingent interest                           120.00%                                            
Conversion price of common stock           $ 38.59                                                            
Sales price exceeds conversion price, percentage           130.00%                                                            
Number of days the sales price exceeds conversion price                             20 30                                        
Percent of trading price per note                           98.00%                                            
Conversion description of notes in to common stock                           During the five business day period after any five consecutive trading day period                                            
Non convertible common stock in excess of principal amount                           1,000                                            
Cash paid to satisfy conversion obligations                 $ 1,000