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Schedule II Valuation and Qualifying Accounts
12 Months Ended
Dec. 26, 2021
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
Schedule II - Valuation and Qualifying Accounts
Schedule II-Valuation and Qualifying Accounts
Fiscal Years Ended in December
(Thousands of Dollars)
Valuation accounts deducted from assets to which they apply — for credit losses for accounts receivable:Balance at
Beginning of
Year
Expense
(Benefit)
Other
Additions
Write-Offs
and Other
Balance
at End
of Year
2021$33.6 $5.3 $— $(16.0)$22.9 
2020$17.2 $22.5 $— $(6.1)$33.6 
2019$9.1 $5.0 $— $3.1 $17.2