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Selected Balance Sheet Information | 3 Months Ended
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Mar. 31, 2024
Selected Balance Sheet Information [Abstract] |
Selected Balance Sheet Information | (13) Selected Balan ce Sheet Information Accounts Receivable and Allowance for Credit Losses Following is a summary of Accounts receivable, net included in the accompanying Consolidated Balance Sheets (in millions) as of:
| March 31, 2024 |  | December 31, 2023 |
Billed Accounts Receivable | $ | 216.1 |  | $ | 198.5 |
Unbilled Revenue |  | 122.2 |  |  | 154.0 |
Less: Allowance for Credit Losses |  | (3.9 | ) |  | (2.2 | )
Account Receivable, net | $ | 334.4 |  | $ | 350.3 |
Changes to allowance for credit losses for the three months ended March 31, 2024 and 2023, respectively, were as follows (in millions):
| Balance at Beginning of Year |  | Additions Charged to Costs and Expenses |  | Recoveries and Other Additions |  | Write-offs and Other Deductions |  | Balance at March 31, |
2024 | $ | 2.2 |  | $ | 2.0 |  | $ | 1.1 |  | $ | (1.4 | ) | $ | 3.9 |
2023 | $ | 3.0 |  | $ | 3.7 |  | $ | 0.6 |  | $ | (1.9 | ) | $ | 5.4 |
Materials, Supplies and Fuel The following amounts by major classification are included in Materials, supplies and fuel on the accompanying Consolidated Balance Sheets (in millions) as of:
| March 31, 2024 |  | December 31, 2023 |
Materials and supplies | $ | 107.4 |  | $ | 105.9 |
Fuel - Electric Utilities |  | 7.5 |  |  | 7.7 |
Natural gas in storage |  | 15.7 |  |  | 47.3 |
Total materials, supplies and fuel | $ | 130.6 |  | $ | 160.9 |
Accrued Liabilities The following amounts by major classification are included in Accrued liabilities on the accompanying Consolidated Balance Sheets (in millions) as of:
| March 31, 2024 |  | December 31, 2023 |
Accrued employee compensation, benefits and withholdings | $ | 52.2 |  | $ | 74.8 |
Accrued property taxes |  | 55.8 |  |  | 52.7 |
Customer deposits and prepayments |  | 60.3 |  |  | 76.0 |
Accrued interest |  | 56.0 |  |  | 46.3 |
Other (none of which is individually significant) |  | 39.6 |  |  | 43.5 |
Total accrued liabilities | $ | 263.9 |  | $ | 293.3 |

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- Definition Selected Balance Sheet Information [Abstract] + References No definition available. + Details
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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//210/tableOfContent + Details
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