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Long-Term Debt - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 3 Months Ended
Sep. 27, 2014
Jun. 28, 2014
Sep. 27, 2014
Unsecured private placement notes
Sep. 27, 2014
Unsecured Debt [Member]
Sep. 27, 2014
Unsecured revolving credit facility
Sep. 27, 2014
Secured Revolving Credit Facility [Member]
Sep. 27, 2014
Minimum
Unsecured revolving credit facility
Sep. 27, 2014
Maximum
Unsecured revolving credit facility
Sep. 27, 2014
Unsecured Senior Notes 1 [Member]
Unsecured Debt [Member]
Sep. 27, 2014
Unsecured Senior Notes 2 [Member]
Unsecured Debt [Member]
Line of Credit Facility [Line Items]                    
Revolving credit facility         $ 250,000 $ 50,000        
Debt facility expiration date         Mar. 07, 2017 Sep. 27, 2016        
Interest rate spread on notes (in percent)     0.60%     0.75% 1.00% 2.00%    
Interest Rate on Letters of Credit Outstanding           0.80%        
Borrowings outstanding under the revolving credit facility 69,000 65,925     69,000 25,075        
Letters of credit sub-limit         50,000          
Letters of credit outstanding         636 24,925        
Fee payment on unused credit balances, percentage         0.20% 0.26%        
Effective date of debt amendment, latest         Jun. 30, 2015          
Long-term debt, notes     75,000 100,000         50,000 50,000
Debt instrument, interest rate, stated percentage                 3.73% 3.88%
Long-term debt maturities     Jun. 30, 2015           Apr. 15, 2023 Apr. 15, 2025
Outstanding balance, notes     $ 75,000 $ 100,000            
Effective interest rate (in percent)     0.83% 3.81% 1.38% 0.90%        
Line of credit facility, interest rate description         Borrowings in U.S. dollars under this credit facility generally bear interest at the adjusted London Interbank Offered Rate ("LIBOR") for specified interest periods plus a margin, which can range from 1.00% to 2.00%, depending on our consolidated leverage ratio. We pay interest at a rate per annum equal to a margin of 0.75%, plus LIBOR.        
Debt Instrument, description of variable rate basis     The notes bear interest at 0.60% over LIBOR              
Debt instrument, frequency of periodic payment     The notes do not require principal payments until maturity