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Performance-Contingent Restricted Stock Activity (Detail) - $ / shares
 12 Months Ended
Jan. 02, 2021
Dec. 28, 2019
Dec. 29, 2018
Performance Contingent Return On Invested Capital Shares      
Number of Shares      
Number of Shares, Initial grant 0    
Performance Contingent Restricted Stock      
Number of Shares      
Number of Shares, Balance at beginning of period 662,000 779,000 1,575,000
Number of Shares, Initial grant 693,000 917,000  
Number of Shares, Vested   (885,000) (314,000)
Number of Shares, Forfeitures (91,000) (258,000) (35,000)
Number of shares, Balance at end of period 1,264,000 662,000 779,000
Weighted Average Fair Value      
Weighted Average Fair Value, Balance at beginning of period $ 20.16 $ 21.64 $ 22.20
Weighted Average Fair Value, Initial grant 23.37 20.10  
Weighted Average Fair Value, Vested   22.21 21.89
Weighted Average Fair Value, Forfeitures 21.26 20.18 22.83
Weighted Average Fair Value, Balance at end of period $ 21.85 $ 20.16 $ 21.64
Performance Contingent Restricted Stock | Performance Contingent Total Shareholders Return Shares      
Number of Shares      
Number of Shares, Grant reduction for not achieving the modifier   (206,000) 333,000
Number of Shares, Grant increase (reduction) for not achieving the modifier   206,000 (333,000)
Weighted Average Fair Value      
Weighted Average Fair Value, Grant reduction for not achieving the modifier   $ 23.31 $ 24.17
Performance Contingent Restricted Stock | Performance Contingent Return On Invested Capital Shares      
Number of Shares      
Number of Shares, Grant reduction for not achieving the modifier   (97,000) (114,000)
Number of Shares, Grant increase (reduction) for not achieving the modifier   97,000 114,000
Weighted Average Fair Value      
Weighted Average Fair Value, Grant reduction for not achieving the modifier   $ 19.97 $ 21.49