Allowances For Cash Discounts And Credit Losses	12 Months Ended
	Dec. 31, 2021
Allowances For Cash Discounts And Credit Losses [Abstract]
Allowances For Cash Discounts And Credit Losses	4. ALLOWANCES FOR CASH DISCOUNTS AND CREDIT LOSSES The following table summarizes the activity in the allowances for cash discounts and credit losses: Beginning Balance Provision (Charged to Expense) Deductions Ending BalanceFor the Year Ended December 31, 2021 Allowance for cash discounts$ 2.9 $ 44.3 $ (43.4) $ 3.8Allowance for credit losses 4.0 1.9 (0.6) 5.3Total$ 6.9 $ 46.2 $ (44.0) $ 9.1 For the Year Ended December 31, 2020 Allowance for cash discounts$ 2.2 $ 35.1 $ (34.4) $ 2.9Allowance for credit losses 4.0 2.6 (2.6) 4.0Total$ 6.2 $ 37.7 $ (37.0) $ 6.9 For the Year Ended December 31, 2019 Allowance for cash discounts$ 2.2 $ 35.8 $ (35.8) $ 2.2Allowance for credit losses 3.7 7.0 (6.7) 4.0Total$ 5.9 $ 42.8 $ (42.5) $ 6.2