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PROPERTY:

12 Months Ended

Dec. 31, 2022

PROPERTY:

PROPERTY:

NOTE 5—PROPERTY:

​

​	​	​	​	​	​	​
​	​	At December 31,
(in millions)		2022			2021
Buildings and equipment	​	$	16,718.3	​	$	15,993.8
Construction in progress	​		1,747.0	​		1,668.0
Mine development	​		273.2	​		273.2
Mineral assets	​	​	83.2	​	​	83.2
Land, other than mineral	​		275.4	​		258.6
Total property	​		19,097.1	​		18,276.8
Accumulated depreciation, amortization and depletion	​		(9,500.5)	​		(8,812.4)
Total property and mine development, net	​	$	9,596.6	​	$	9,464.4

​

Depreciation and depletion expense for the years ended December 31, 2022, 2021 and 2020, amounted to $790.3 million, $797.3 million and $766.4 million, respectively.

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- References

No definition available.

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X

- Definition

The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 958
-SubTopic 360
-Section 50
-Paragraph 6
-URI https://asc.fasb.org/extlink&oid=126982197&loc=d3e99893-112916

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-URI https://asc.fasb.org/topic&trid=2155823

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 958
-SubTopic 360
-Section 50
-Paragraph 7
-URI https://asc.fasb.org/extlink&oid=126982197&loc=SL120174063-112916

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 958
-SubTopic 360
-Section 50
-Paragraph 1
-Subparagraph (d)
-URI https://asc.fasb.org/extlink&oid=126982197&loc=d3e99779-112916

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