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PROPERTY, PLANT AND EQUIPMENT | 9 Months Ended
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Sep. 30, 2022
Property, Plant and Equipment [Abstract] |
PROPERTY, PLANT AND EQUIPMENT | NOTE 6 - PROPERTY, PLANT AND EQUIPMENT The following table indicates the carrying value of each of the major classes of our depreciable assets:
| (In Millions)
| September 30, 2022 |  | December 31, 2021
Land, land improvements and mineral rights | $ | 1,396 |  |  | $ | 1,291 |
Buildings | 914 |  |  | 889 |
Equipment | 9,042 |  |  | 8,709 |
Other | 232 |  |  | 229 |
Construction in progress | 534 |  |  | 408 |
Total property, plant and equipment 1 | 12,118 |  |  | 11,526 |
Allowance for depreciation and depletion | (3,088) |  |  | (2,340) |
Property, plant and equipment, net | $ | 9,030 |  |  | $ | 9,186 |
1 Includes right-of-use assets related to finance leases of $389 million and $411 million as of September 30, 2022 and December 31, 2021, respectively.
We recorded depreciation and depletion expense of $235 million and $782 million for the three and nine months ended September 30, 2022, respectively, and $238 million and $661 million for the three and nine months ended September 30, 2021, respectively. Depreciation and depletion expense for the nine months ended September 30, 2022 includes $23 million of accelerated depreciation related to the decision to indefinitely idle the coke facility at Middletown Works and $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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