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Shareholders' Equity (Assumptions Used in Black Scholes valuation for Options and SAR's) (Details) - SARs - $ / shares
12 Months Ended
Dec. 31, 2022
Jan. 01, 2022
Jan. 02, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Per Share Weighted Average Fair Value of Grants (in dollars per share) $ 42.21 $ 25.97 $ 21.23
Risk-Free Interest Rate 1.80% 0.70% 1.50%
Expected Life (Years) 4 years 4 years 2 months 12 days 7 years
Expected Volatility 35.30% 34.10% 25.20%
Expected Dividend Yield 0.90% 0.90% 1.40%