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Inventories (Tables)
4 Months Ended
Apr. 18, 2020
Inventory Disclosure [Abstract]  
Schedule of Inventory
Inventory balances were as follows:
(in thousands)April 18, 2020December 28, 2019
Inventories at first in, first out (“FIFO”)$4,393,236  $4,290,565  
Adjustments to state inventories at LIFO132,767  141,603  
Inventories at LIFO$4,526,003  $4,432,168