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Merchandise Inventories
12 Months Ended
Dec. 31, 2021
Inventory Disclosure [Abstract]  
Merchandise Inventories Merchandise InventoriesAt December 31, 2021 and 2020 we had inventory of $1.5 billion and $1.2 billion, of which $835 million and $807 million were valued under LIFO. If LIFO inventories had been valued on a current cost or FIFO basis, they would have been greater by $225 million and $170 million as of December 31, 2021 and 2020. At December 31, 2021 and 2020, included in our inventory was $99.5 million and $66.7 million in raw materials, $73.8 million and $59.2 million in work in process and the remainder was finished goods.