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Schedule II - Valuation and Qualifying Accounts and Reserves | 12 Months Ended
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Dec. 31, 2024
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
Schedule II - Valuation and Qualifying Accounts and Reserves | SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS AND RESERVES OTTER TAIL CORPORATION Below is a summary of activity within valuation and qualifying accounts for the years ended December 31, 2024, 2023 and 2022:
(in thousands) | Balance, January 1 |  | Charged to Cost and Expenses |  | Deductions(1) |  | Balance, December 31
Allowance for Credit Losses |  |  |  |  |  |  |
2024 | $ | 2,522 |  |  | $ | 1,242 |  |  | $ | (1,844) |  |  | $ | 1,920 |
2023 | 1,648 |  |  | 2,014 |  |  | (1,140) |  |  | 2,522 |
2022 | 1,836 |  |  | 909 |  |  | (1,097) |  |  | 1,648 |
(1)Amounts reflect deductions to the allowance for amounts written-off, net of recoveries. |  |  |  |

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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 -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 09 -Publisher SEC Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-4 + Details
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- References No definition available. + Details
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