SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

3 Months Ended

Mar. 31, 2024

Accounting Policies [Abstract]

Schedule of Inventory, Current

Inventories and supplies are stated at the lower of cost or net realizable value. Inventories are as follows:

in millions	March 31 2024		December 31 2023		March 31 2023
Finished products	$	512.7	$	494.4	$	437.8
Raw materials	58.7		51.2		70.6
Products in process	6.8		6.5		6.2
Operating supplies and other	69.0		63.5		71.0
Total inventories	$	647.2	$	615.6	$	585.6

Results from Discontinued Operations

Results from discontinued operations are as follows:

in millions	Three Months Ended March 31
	2024		2023
Pretax loss	$	(2.3)	$	(2.9)
Income tax benefit	0.6		0.8
Loss on discontinued operations, net of tax	$	(1.7)	$	(2.1)

Weighted-Average Common Shares Outstanding Assuming Dilution

Earnings per share are computed by dividing net earnings by the weighted-average common shares outstanding (basic EPS) or weighted-average common shares outstanding assuming dilution (diluted EPS), as set forth below:

	Three Months Ended March 31
in millions	2024	2023
Weighted-average common shares outstanding	132.4	133.2
Dilutive effect of
Stock-Only Stock Appreciation Rights	0.2	0.2
Other stock compensation awards	0.5	0.3
Weighted-average common shares outstanding, assuming dilution	133.1	133.7

Antidilutive Common Stock Equivalents

All dilutive common stock equivalents are reflected in our earnings per share calculations. In periods of loss, shares that otherwise would have been included in our diluted weighted-average common shares outstanding computation would be excluded.

Antidilutive common stock equivalents are not included in our earnings per share calculations.The number of antidilutive common stock equivalents for which the exercise price exceeds the weighted-average market price is as follows:

	Three Months Ended March 31
in millions	2024	2023
Antidilutive common stock equivalents	0.1	0.1