Employee Benefit Plan, Reconciliation of Financial Statement to Form 5500 (Details) - XCEL 401(k) - USD ($) |
12 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Dec. 31, 2025 |
Dec. 31, 2024 |
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| EBP, Reconciliation of Financial Statement to Form 5500 [Line Items] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| EBP, Net Asset Available for Benefit | $ 3,503,037,791 | $ 3,093,250,739 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| EBP, Reconciliation to Form 5500, Payment to Participant, Increase (Decrease) from Deemed Distribution | (117,491) | (159,575) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| EBP, Form 5500 Caption, Net Assets | 3,502,920,300 | $ 3,093,091,164 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| EBP, Reconciliation to Form 5500, Note Receivable, Deemed Distribution | 42,084 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| EBP, Form 5500 Caption, Net Income (Loss) | $ 409,829,136 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| EBP, Reconciliation of Financial Statement to Form 5500 | The following is a reconciliation of net assets available for benefits and net decrease in net assets available for benefits per the financial statements to net assets and net income per the Form 5500 as of Dec. 31, 2025 and 2024, as applicable:
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- Definition Amount of net asset available for benefit as reported in Form 5500 caption for employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Form 5500 is form provided by Department of the Treasury, Internal Revenue Service (IRS); Department of Labor (DOL), Employee Benefit Security Administration (EBSA); and Pension Benefit Guaranty Corporation (PBGC). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of increase (decrease) in net asset available for benefit from net income (loss) as reported in Form 5500 caption for employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Form 5500 is form provided by Department of the Treasury, Internal Revenue Service (IRS); Department of Labor (DOL), Employee Benefit Security Administration (EBSA); and Pension Benefit Guaranty Corporation (PBGC). 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 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/2009/role/commonPracticeRef
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- Definition Amount of deemed distribution to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) to reconcile note receivable from participant per financial statement to Form 5500 caption. Form 5500 is form provided by Department of the Treasury, Internal Revenue Service (IRS); Department of Labor (DOL), Employee Benefit Security Administration (EBSA); and Pension Benefit Guaranty Corporation (PBGC). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of increase (decrease) in benefit payment from deemed distribution to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) to reconcile benefit payment per financial statement to Form 5500 caption. Form 5500 is form provided by Department of the Treasury, Internal Revenue Service (IRS); Department of Labor (DOL), Employee Benefit Security Administration (EBSA); and Pension Benefit Guaranty Corporation (PBGC). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The entire disclosure for reconciliation of financial statement to Form 5500 for employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Form 5500 is form provided by Department of the Treasury, Internal Revenue Service (IRS); Department of Labor (DOL), Employee Benefit Security Administration (EBSA); and Pension Benefit Guaranty Corporation (PBGC). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Details
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