XML 45 R35.htm IDEA: XBRL DOCUMENT v3.20.2
Fair Value of Financial Instruments - Fair Values of Other Financial Instruments (Details) - USD ($)
$ in Millions
Oct. 03, 2020
Jun. 01, 2020
Dec. 28, 2019
Mar. 06, 2017
1.375% Convertible Senior Notes (2022 Notes)        
Fair values of other financial instruments        
Interest rate (as a percent) 1.375% 1.375% 1.375% 1.375%
Fair value of debt $ 174.5   $ 524.0  
0.625% Convertible Senior Notes (2025 Notes)        
Fair values of other financial instruments        
Interest rate (as a percent) 0.625% 0.625%    
Fair value of debt $ 575.8