Annual report pursuant to Section 13 and 15(d)

Debt and Other Obligations (Details) (Debt Instrument Redemption)

v3.8.0.1
Debt and Other Obligations (Details) (Debt Instrument Redemption) - 7.00% Senior Notes due 2024
12 Months Ended
Dec. 30, 2017
Beginning on July 1, 2019 through June 30, 2020  
Debt Instrument, Redemption [Line Items]  
Debt instrument, redemption price, percentage 103.50%
Beginning on July 1, 2020 through June 30, 2021  
Debt Instrument, Redemption [Line Items]  
Debt instrument, redemption price, percentage 102.333%
Beginning on July 1, 2021 through June 30, 2022  
Debt Instrument, Redemption [Line Items]  
Debt instrument, redemption price, percentage 101.167%
On July 1, 2022 and thereafter  
Debt Instrument, Redemption [Line Items]  
Debt instrument, redemption price, percentage 100.00%