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Mineral Leaseholds, Net | 3 Months Ended
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Mar. 31, 2021
Extractive Industries [Abstract] |
Mineral Leaseholds, Net | Mineral Leaseholds, Net Mineral leaseholds, net of accumulated depletion, consisted of the following:
| March 31, 2021 |  | December 31, 2020
Mineral leaseholds | $ | 1,335 |  |  | $ | 1,333 |
Less: accumulated depletion | (540) |  |  | (530) |
Mineral leaseholds, net | $ | 795 |  |  | $ | 803 |
Depletion expense relating to mineral leaseholds recorded in “Cost of goods sold” in the unaudited Condensed Consolidated Statements of Income was $10 million and $2 million during the three months ended March 31, 2021 and 2020, respectively.

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- Definition The entire disclosure for mineral industries. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -URI http://asc.fasb.org/topic&trid=2145477 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 930 -SubTopic 715 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6473690&loc=d3e23744-110275 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 930 -URI http://asc.fasb.org/topic&trid=2155974 + Details
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