XML 115 R100.htm IDEA: XBRL DOCUMENT v3.25.0.1
Pension Plans - Schedule of Fair Value by Asset Category and Within Fair Value Hierarchy (Detail) - USD ($)
$ in Millions
Dec. 28, 2024
Dec. 30, 2023
Dec. 31, 2022
Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 1,308.1 $ 1,333.9 $ 1,241.7
United States      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 1,126.3 $ 1,143.7  
Target allocation 100.00%    
Actual weighted-average asset allocation 100.00% 100.00%  
United States | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 1,126.3 $ 1,143.7  
United States | Cash and cash equivalents | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 23.9 12.2  
United States | Domestic | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 71.9 72.9  
United States | Foreign | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 47.9 1.5  
United States | Commingled funds – domestic | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 212.9 203.8  
United States | Commingled funds – foreign | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 176.8 233.3  
United States | Private equity partnerships | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 6.5 9.1  
United States | Government | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 151.1 167.4  
United States | Corporate bonds | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 330.9 350.4  
United States | Real estate and other real assets | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 0.6 $ 0.7  
United States | Hedge funds      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation 5.00%    
Actual weighted-average asset allocation 9.00% 8.00%  
United States | Hedge funds | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 103.8 $ 92.4  
United States | Equity securities      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation 49.00%    
Actual weighted-average asset allocation 46.00% 46.00%  
United States | Debt securities and cash and cash equivalents      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation 46.00%    
Actual weighted-average asset allocation 45.00% 46.00%  
Foreign Pension Plans | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 181.8 $ 190.2  
Target allocation 100.00%    
Actual weighted-average asset allocation 100.00% 100.00%  
Foreign Pension Plans | Cash and cash equivalents | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 1.5 $ 1.9  
Foreign Pension Plans | Government | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 19.1 20.4  
Foreign Pension Plans | Corporate bonds | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 24.7 $ 26.3  
Foreign Pension Plans | Equity securities | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation 27.00%    
Actual weighted-average asset allocation 29.00% 30.00%  
Foreign Pension Plans | Debt securities and cash and cash equivalents | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation 62.00%    
Actual weighted-average asset allocation 60.00% 58.00%  
Foreign Pension Plans | Insurance contracts | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 20.7 $ 21.8  
Target allocation 11.00%    
Actual weighted-average asset allocation 11.00% 12.00%  
Foreign Pension Plans | Commingled funds – multi-strategy | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 115.8 $ 119.8  
Quoted Prices for Identical Assets (Level 1)   | United States | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 290.9 249.2  
Quoted Prices for Identical Assets (Level 1)   | United States | Cash and cash equivalents | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 23.9 12.2  
Quoted Prices for Identical Assets (Level 1)   | United States | Domestic | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 71.9 72.9  
Quoted Prices for Identical Assets (Level 1)   | United States | Foreign | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 47.9 1.5  
Quoted Prices for Identical Assets (Level 1)   | United States | Commingled funds – domestic | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Quoted Prices for Identical Assets (Level 1)   | United States | Commingled funds – foreign | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Quoted Prices for Identical Assets (Level 1)   | United States | Private equity partnerships | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Quoted Prices for Identical Assets (Level 1)   | United States | Government | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 147.2 162.6  
Quoted Prices for Identical Assets (Level 1)   | United States | Corporate bonds | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Quoted Prices for Identical Assets (Level 1)   | United States | Real estate and other real assets | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Quoted Prices for Identical Assets (Level 1)   | United States | Hedge funds | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Quoted Prices for Identical Assets (Level 1)   | Foreign Pension Plans | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 20.6 22.3  
Quoted Prices for Identical Assets (Level 1)   | Foreign Pension Plans | Cash and cash equivalents | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 1.5 1.9  
Quoted Prices for Identical Assets (Level 1)   | Foreign Pension Plans | Government | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 19.1 20.4  
Quoted Prices for Identical Assets (Level 1)   | Foreign Pension Plans | Corporate bonds | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Quoted Prices for Identical Assets (Level 1)   | Foreign Pension Plans | Insurance contracts | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Quoted Prices for Identical Assets (Level 1)   | Foreign Pension Plans | Commingled funds – multi-strategy | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Significant Other Observable Inputs (Level 2)   | United States | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 334.8 355.2  
Significant Other Observable Inputs (Level 2)   | United States | Cash and cash equivalents | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Significant Other Observable Inputs (Level 2)   | United States | Domestic | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Significant Other Observable Inputs (Level 2)   | United States | Foreign | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Significant Other Observable Inputs (Level 2)   | United States | Commingled funds – domestic | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Significant Other Observable Inputs (Level 2)   | United States | Commingled funds – foreign | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Significant Other Observable Inputs (Level 2)   | United States | Private equity partnerships | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Significant Other Observable Inputs (Level 2)   | United States | Government | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 3.9 4.8  
Significant Other Observable Inputs (Level 2)   | United States | Corporate bonds | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 330.9 350.4  
Significant Other Observable Inputs (Level 2)   | United States | Real estate and other real assets | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Significant Other Observable Inputs (Level 2)   | United States | Hedge funds | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Significant Other Observable Inputs (Level 2)   | Foreign Pension Plans | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 45.4 48.1  
Significant Other Observable Inputs (Level 2)   | Foreign Pension Plans | Cash and cash equivalents | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Significant Other Observable Inputs (Level 2)   | Foreign Pension Plans | Government | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Significant Other Observable Inputs (Level 2)   | Foreign Pension Plans | Corporate bonds | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 24.7 26.3  
Significant Other Observable Inputs (Level 2)   | Foreign Pension Plans | Insurance contracts | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 20.7 21.8  
Significant Other Observable Inputs (Level 2)   | Foreign Pension Plans | Commingled funds – multi-strategy | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Investments Measured at NAV | United States | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 500.6 539.3  
Investments Measured at NAV | United States | Cash and cash equivalents | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Investments Measured at NAV | United States | Domestic | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Investments Measured at NAV | United States | Foreign | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Investments Measured at NAV | United States | Commingled funds – domestic | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 212.9 203.8  
Investments Measured at NAV | United States | Commingled funds – foreign | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 176.8 233.3  
Investments Measured at NAV | United States | Private equity partnerships | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 6.5 9.1  
Investments Measured at NAV | United States | Government | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Investments Measured at NAV | United States | Corporate bonds | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Investments Measured at NAV | United States | Real estate and other real assets | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.6 0.7  
Investments Measured at NAV | United States | Hedge funds | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 103.8 92.4  
Investments Measured at NAV | Foreign Pension Plans | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 115.8 119.8  
Investments Measured at NAV | Foreign Pension Plans | Cash and cash equivalents | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Investments Measured at NAV | Foreign Pension Plans | Government | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Investments Measured at NAV | Foreign Pension Plans | Corporate bonds | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Investments Measured at NAV | Foreign Pension Plans | Insurance contracts | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets 0.0 0.0  
Investments Measured at NAV | Foreign Pension Plans | Commingled funds – multi-strategy | Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of plan assets $ 115.8 $ 119.8