Employee Benefit Plan, Statement of Net Asset Available for Benefit (Statement) - XCEL 401(k) - USD ($) |
Dec. 31, 2025 |
Dec. 31, 2024 |
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| EBP, Statement of Net Asset Available for Benefit [Line Items] | ||
| EBP, Net Asset Available for Benefit | $ 3,503,037,791 | $ 3,093,250,739 |
| EBP, Investment, Fair Value | 3,471,439,542 | 3,039,154,535 |
| EBP, Employer Contribution, Receivable | 11,459,778 | 33,083,458 |
| EBP, Participant Contribution, Receivable | 2,117,933 | 3,111,074 |
| EBP, Note Receivable from Participant | 18,020,538 | 17,901,672 |
| EBP, Receivable | 31,598,249 | 54,096,204 |
| EBP, Investment, Plan Interest in Master Trust, Fair Value | 3,471,439,542 | 3,039,154,535 |
| EBP, Investment, Excluding Plan Interest in Master Trust, Fair Value | 3,270,084,173 | 2,838,411,563 |
| Xcel Energy Stock Fund | ||
| EBP, Statement of Net Asset Available for Benefit [Line Items] | ||
| EBP, Investment, Plan Interest in Master Trust, Fair Value | $ 201,355,369 | $ 200,742,972 |
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- Definition Amount of contribution receivable from employer of participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Fair value of investment, excluding plan interest in master trust, held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Includes, but is not limited to, derivative, investment measured at net asset value per share as practical expedient, and insurance contract not meeting fully-benefit responsive investment criteria. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Fair value of investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Includes, but is not limited to, derivative, investment measured at net asset value per share as practical expedient, and insurance contract not meeting fully-benefit responsive investment criteria. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Fair value of plan interest in master trust held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of asset less liability available to pay benefit of participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), including, but not limited to, aggregation of participants' individual account balances. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of unpaid principal plus accrued but unpaid interest for loan from participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of contribution receivable from participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of receivable of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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