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Debt - Additional Information (Detail)
€ in Millions
1 Months Ended 2 Months Ended 3 Months Ended 11 Months Ended 12 Months Ended
Aug. 04, 2015
USD ($)
Aug. 03, 2015
USD ($)
Apr. 09, 2015
USD ($)
Apr. 08, 2015
USD ($)
Apr. 30, 2015
USD ($)
Oct. 02, 2015
USD ($)
May. 01, 2015
USD ($)
Oct. 02, 2015
USD ($)
Sep. 26, 2014
USD ($)
Oct. 31, 2014
USD ($)
Oct. 25, 2013
USD ($)
Oct. 30, 2008
ft²
Apr. 30, 2015
EUR (€)
Apr. 30, 2013
USD ($)
Aug. 31, 2010
USD ($)
Debt Instrument [Line Items]                              
Credit facility maximum borrowing capacity           $ 370,200,000   $ 370,200,000              
Credit facilities           160,000,000   160,000,000   $ 100,000,000          
Available credit under credit facilities           550,600,000   550,600,000              
Net loss on extinguishment of debt               (11,451,000) $ (533,000) (533,000) $ (946,000)        
Fair market value of long-term debt and short-term borrowings           $ 859,000,000   $ 859,000,000   639,400,000          
Imputed interest on advance           3.40%   3.40%              
Government refundable advances           $ 43,326,000   $ 43,326,000   51,867,000          
Capital lease size of facility under lease agreement in square feet | ft²                       216,000      
Capital lease fixed lease term, in years                       30 years      
Capital lease minimum annual rent increase                       2.00%      
Capitalized lease obligation           57,853,000   $ 57,853,000   58,448,000          
Capital lease imputed interest rate               4.50%              
Control System Facility                              
Debt Instrument [Line Items]                              
Capitalized lease obligation           11,100,000   $ 11,100,000              
Capital lease term extension year               2022              
Manufacturing Facility for Control Systems Operation                              
Debt Instrument [Line Items]                              
Capitalized lease obligation           32,500,000   $ 32,500,000              
Capital lease imputed interest rate               9.00%              
Interface Technologies Facility                              
Debt Instrument [Line Items]                              
Capitalized lease obligation           11,300,000   $ 11,300,000              
Capital lease imputed interest rate               6.40%              
Capital lease term extension year               2027              
Secured Debt                              
Debt Instrument [Line Items]                              
Credit facility expiration date     Apr. 09, 2020                        
Credit facility maximum borrowing capacity           50,600,000   $ 50,600,000              
Debt issuance costs     $ 2,300,000                        
Credit facilities           160,000,000   160,000,000              
Outstanding letters of credit           20,400,000   20,400,000              
Secured Debt | Revolving Credit Facility                              
Debt Instrument [Line Items]                              
Credit facility maximum borrowing capacity     500,000,000                        
Secured Debt | Delayed-Draw Term Loan Facility                              
Debt Instrument [Line Items]                              
Credit facility maximum borrowing capacity     $ 250,000,000                        
U.S. Credit Facility                              
Debt Instrument [Line Items]                              
Credit facilities           160,000,000   $ 160,000,000   100,000,000          
U.S. Credit Facility | Minimum | London Interbank Offered Rate (LIBOR) | Secured Debt                              
Debt Instrument [Line Items]                              
Interest rate, basis spread on variable rate     1.25%         1.50%              
U.S. Credit Facility | Maximum | London Interbank Offered Rate (LIBOR) | Secured Debt                              
Debt Instrument [Line Items]                              
Interest rate, basis spread on variable rate     2.00%         1.71%              
US Term Loans                              
Debt Instrument [Line Items]                              
Term Loan           0   $ 0   $ 161,875,000       $ 175,000,000  
Early payment of debt       $ 175,000,000                      
Net loss on extinguishment of debt             $ 300,000                
Debt instruments maturity date               Jul. 31, 2016   Jul. 31, 2016          
U.S. Term Loan, due April 2020                              
Debt Instrument [Line Items]                              
Term Loan           $ 250,000,000   $ 250,000,000   $ 0          
Loan amortization rate               1.25%              
Loan amortization end date               Mar. 31, 2020              
Debt instruments maturity date               Apr. 30, 2020   Apr. 30, 2020          
U.S. Term Loan, due April 2020 | Delayed-Draw Term Loan Facility                              
Debt Instrument [Line Items]                              
Funds borrowed under the delayed-draw term Loan   $ 250,000,000                          
U.S. Term Loan, due April 2020 | Minimum                              
Debt Instrument [Line Items]                              
Interest rate, basis spread on variable rate               1.50%              
U.S. Term Loan, due April 2020 | Minimum | London Interbank Offered Rate (LIBOR)                              
Debt Instrument [Line Items]                              
Interest rate, basis spread on variable rate   1.25%                          
U.S. Term Loan, due April 2020 | Maximum                              
Debt Instrument [Line Items]                              
Interest rate, basis spread on variable rate               1.71%              
U.S. Term Loan, due April 2020 | Maximum | London Interbank Offered Rate (LIBOR)                              
Debt Instrument [Line Items]                              
Interest rate, basis spread on variable rate   2.00%                          
7% Senior Notes, due August 2020                              
Debt Instrument [Line Items]                              
Debt instruments maturity date               Aug. 31, 2020   Aug. 31, 2020          
Debt instrument, carrying amount                             $ 250,000,000
Debt instrument, interest rate           7.00%   7.00%   7.00%         7.00%
Senior Notes Due Twenty Twenty                              
Debt Instrument [Line Items]                              
Net loss on extinguishment of debt $ 8,750,000                            
Write off of unamortized Debt Issuance cost           $ 2,400,000                  
3.625% Senior Notes, due April 2023                              
Debt Instrument [Line Items]                              
Debt issuance costs         $ 5,900,000                    
Debt instruments maturity date         Apr. 30, 2023     Apr. 30, 2023   Apr. 30, 2023          
Debt instrument, carrying amount | €                         € 330.0    
Debt instrument, interest rate           3.625%   3.625%   3.625%     3.625%    
Net proceeds from issuance of debt         $ 350,800,000                    
Fair market value of long-term debt and short-term borrowings           $ 347,700,000   $ 347,700,000              
3.625% Senior Notes, due April 2023 | Debt Redemption Prior April 15, 2018                              
Debt Instrument [Line Items]                              
Debt instrument redemption price percentage plus accrued interest         100.00%                    
Debt instrument redemption allowed percentage of principal amount redeemed         35.00%                    
3.625% Senior Notes, due April 2023 | Debt Redemption After April 15, 2018                              
Debt Instrument [Line Items]                              
Debt instrument redemption price percentage plus accrued interest         102.719%                    
3.625% Senior Notes, due April 2023 | Debt Redemption After April 15, 2021                              
Debt Instrument [Line Items]                              
Debt instrument redemption price percentage plus accrued interest         100.00%