XML 68 R55.htm IDEA: XBRL DOCUMENT v3.21.2
Commitments and Contingencies - Additional Information (Detail)
3 Months Ended 9 Months Ended
Sep. 25, 2021
USD ($)
Sep. 25, 2021
USD ($)
Commitments And Contingencies Disclosure [Line Items]    
Loss of service revenue $ 1,000,000 $ 6,000,000
Maximum expenses expected to incur   15,000,000
Loss contingency expenses incurred 2,000,000 12,000,000
Minimum    
Commitments And Contingencies Disclosure [Line Items]    
Estimated total loss of service revenue 5,000,000 5,000,000
Losses for environmental liabilities   15,000,000
Maximum    
Commitments And Contingencies Disclosure [Line Items]    
Estimated total loss of service revenue $ 8,000,000 8,000,000
Losses for environmental liabilities   $ 25,000,000