v3.8.0.1
Organization and Summary of Significant Accounting Policies - Summary of Calculation of Weighted Average Shares used to Calculate Basic and Diluted Earnings Per Share (Details) - shares
shares in Millions
12 Months Ended
Dec. 31, 2017
Jan. 01, 2017
Jan. 03, 2016
Weighted average shares used to calculate basic and diluted net income per share [Line Items]      
Weighted average shares outstanding 146 147 145
Effect of potentially dilutive common shares from:      
Convertible senior notes     2
Equity awards 2 1 2
Weighted average shares used in calculating diluted net income per share 148 148 149