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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 | SEI Investments Company
(In thousands) |  | and Subsidiaries
Year Ended December 31, |  |  | Additions |  |  |  |
Description |  | Balance at Beginning of Year |  | Charged to Costs and Expenses |  | Charged to Other Accounts |  | (Deductions) |  | Balance at End of Year
Allowance for doubtful accounts: |  |  |  |  |  |  |  |  |  |
2024 |  | $ | 663 |  |  | $ | 772 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,435 |
2023 |  | 901 |  |  | — |  |  | — |  |  | (238) |  |  | 663 |
2022 |  | 1,602 |  |  | — |  |  | — |  |  | (701) |  |  | 901 |
Deferred income tax valuation allowance: |  |  |  |  |  |  |  |  |  |
2024 |  | $ | 45,246 |  |  | $ | — |  |  | $ | — |  |  | $ | (5,490) |  |  | $ | 39,756 |
2023 |  | 45,096 |  |  | 150 |  |  | — |  |  | — |  |  | 45,246 |
2022 |  | 63,799 |  |  | — |  |  | — |  |  | (18,703) |  |  | 45,096 |

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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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