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Stock Compensation Fair Value Assumptions (Details) - $ / shares
12 Months Ended
Jan. 02, 2021
Dec. 28, 2019
Dec. 29, 2018
Share-based Payment Arrangement [Abstract]      
Weighted-average expected volatility 18.00% 18.00% 18.00%
Weighted-average expected term (years) 6 years 8 months 12 days 6 years 7 months 6 days 6 years 7 months 6 days
Weighted-average risk-free interest rate 1.35% 2.59% 2.82%
Dividend yield 3.40% 3.90% 3.00%
Weighted-average fair value of options granted $ 7.34 $ 6.78 $ 10.00