Reconciliation of The Bank of New York Mellon Corporation 401(k) Savings Plan Financial Statements to Form 5500 - Reconciliation of Benefits Paid to Participants (Details) - EBP 004 - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| EBP, Reconciliation of Financial Statement to Form 5500 [Line Items] | ||
| Benefits paid to participants | $ 1,069,656,802 | $ 926,353,132 |
| Less: Benefit claims payable – prior year | 3,178,527 | 2,587,636 |
| Add: Benefit claims payable – current year | 3,680,152 | 3,178,527 |
| Benefits paid to participants per Form 5500 | $ 1,070,158,427 | $ 926,944,023 |
| X | ||||||||||
- Definition Amount of decrease in net asset available for benefit from payment of benefit to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), including, but not limited to, withdrawal. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount of decrease in net asset available for benefit from benefit payment and payment to provide benefit as reported in Form 5500 caption for employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Includes, but is not limited to, payment to provide benefit directly to participant, direct rollover, and payment to insurance carrier. 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
|
| X | ||||||||||
- 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
|
| X | ||||||||||
- Definition Amount of decrease in benefit payment from deemed distribution in prior period 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
|
| X | ||||||||||
- Definition Amount of increase in benefit payment from deemed distribution in current period 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
|
| X | ||||||||||
- Details
|