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PROPERTY, PLANT AND EQUIPMENT | 3 Months Ended
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Mar. 31, 2023
Property, Plant and Equipment [Abstract] |
PROPERTY, PLANT AND EQUIPMENT | NOTE 5 - PROPERTY, PLANT AND EQUIPMENT The following table indicates the carrying value of each of the major classes of our depreciable assets:
(In millions) | March 31, 2023 |  | December 31, 2022
Land, land improvements and mineral rights | $ | 1,390 |  |  | $ | 1,388 |
Buildings | 927 |  |  | 921 |
Equipment | 9,359 |  |  | 9,289 |
Other | 244 |  |  | 238 |
Construction in progress | 580 |  |  | 552 |
Total property, plant and equipment 1 | 12,500 |  |  | 12,388 |
Allowance for depreciation and depletion | (3,550) |  |  | (3,318) |
Property, plant and equipment, net | $ | 8,950 |  |  | $ | 9,070 |
1 Includes right-of-use assets related to finance leases of $424 million and $408 million as of March 31, 2023 and December 31, 2022, respectively.
We recorded depreciation and depletion expense of $239 million and $298 million for the three months ended March 31, 2023 and 2022, respectively. Depreciation and depletion expense for the three months ended March 31, 2022 includes $68 million of accelerated depreciation related to the indefinite idle of the Indiana Harbor #4 blast furnace.

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- 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 + Details
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