Quarterly report pursuant to Section 13 or 15(d)

Debt and Secured Revolving Facility (Convertible Debt) (Details)

v3.20.1
Debt and Secured Revolving Facility (Convertible Debt) (Details) - 2.125% Convertible Senior Notes due 2026 - USD ($)
Mar. 28, 2020
Dec. 28, 2019
Sep. 30, 2016
Debt Instrument [Line Items]      
Principal $ 251,000,000 $ 251,000,000 $ 805,000,000
Unamortized debt discount (71,000,000) (73,000,000)  
Unamortized debt issuance costs (3,000,000) (3,000,000)  
Net carrying amount 177,000,000 175,000,000  
Carrying amount of the equity component, net 95,000,000 95,000,000  
Equity issuance costs $ 3,000,000 $ 3,000,000