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Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2020
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
Valuation and Qualifying Accounts | PEABODY ENERGY CORPORATION SCHEDULE II — VALUATION AND QUALIFYING ACCOUNTS
Description |  | Balance at Beginning of Period |  | Charged to Costs and Expenses |  |  |  | Deductions(1) |  | Other |  | Balance at End of Period
|  | (Dollars in millions)
Year Ended December 31, 2020 |  |  |  |  |  |  |  |  |  |  |  |
Reserves deducted from asset accounts: |  |  |  |  |  |  |  |  |  |  |  |
Advance royalty recoupment reserve |  | $ | 0.3 |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | — |  |  | $ | 0.3 |
Reserve for materials and supplies |  | 7.9 |  |  | 3.5 |  |  |  |  | (1.0) |  |  | — |  |  | 10.4 |
Tax valuation allowances |  | 2,068.4 |  |  | 373.2 |  |  |  |  | — |  |  | (154.3) |  | (2) | 2,287.3 |
Year Ended December 31, 2019 |  |  |  |  |  |  |  |  |  |  |  |
Reserves deducted from asset accounts: |  |  |  |  |  |  |  |  |  |  |  |
Advance royalty recoupment reserve |  | $ | 0.3 |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | — |  |  | $ | 0.3 |
Reserve for materials and supplies |  | 0.2 |  |  | 8.9 |  |  |  |  | (1.2) |  |  | — |  |  | 7.9 |
Allowance for credit losses |  | 4.4 |  |  | (4.4) |  |  |  |  | — |  |  | — |  |  | — |
Tax valuation allowances |  | 2,094.3 |  |  | (29.8) |  |  |  |  | — |  |  | 3.9 |  |  | 2,068.4 |
Year Ended December 31, 2018 |  |  |  |  |  |  |  |  |  |  |  |
Reserves deducted from asset accounts: |  |  |  |  |  |  |  |  |  |  |  |
Advance royalty recoupment reserve |  | $ | — |  |  | $ | 0.3 |  |  |  |  | $ | — |  |  | $ | — |  |  | $ | 0.3 |
Reserve for materials and supplies |  | 0.6 |  |  | 0.5 |  |  |  |  | (0.9) |  |  | — |  |  | 0.2 |
Allowance for credit losses |  | 4.6 |  |  | (0.2) |  |  |  |  | — |  |  | — |  |  | 4.4 |
Tax valuation allowances |  | 2,432.5 |  |  | (275.0) |  |  |  |  | — |  |  | (63.2) |  | (3) | 2,094.3 |
(1)Reserves utilized, unless otherwise indicated. (2)Includes the impact of a decrease in Australia NOLs due to a cancellation of intercompany debt, partially offset by the impact of the increase in the Australian dollar exchange rates. (3)Includes the impact of the decrease in Australian dollar exchange rates, partially offset by the impact of final attribute reduction adjustments in the U.S.

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- Definition The entire disclosure for valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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- References No definition available. + Details
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