Employee Benefit Plan, Description of Plan - WESCO DISTRIBUTION, INC. RETIREMENT SAVINGS PLAN - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
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| EBP, Description of Plan and Accounting Change [Abstract] | ||
| EBP, Change in Net Asset Available for Benefit, Increase from Interest Income on Note Receivable from Participant | $ 1,979,199 | $ 1,560,743 |
| EBP, Description of Plan [Line Items] | ||
| EBP, Loans from Participants | 13,600,000 | 14,500,000 |
| EBP, Change in Net Asset Available for Benefit, Increase from Interest Income on Note Receivable from Participant | 1,979,199 | 1,560,743 |
| EBP, Repayment of Loans from Participants | $ 11,800,000 | 10,900,000 |
| EBP, Note Receivable from Participant | Notes Receivable From Participants Notes receivable from participants are measured at their unpaid principal balance plus any accrued but unpaid interest. Interest income is recognized on the accrual basis. Fees are recorded as administrative expenses and are recognized when they are incurred. The interest rate applied to participant loans is established each month by the Plan Administrator at 1% above the prime interest rate. Principal and interest payments are generally made through monthly payroll deductions and are credited to the participant's individual account. Loans of approximately $13.6 million and $14.5 million were made from the Plan and loan principal repayments of approximately $11.8 million and $10.9 million were received by the Plan during the years ended December 31, 2025 and 2024, respectively. Interest on promissory notes of approximately $2.0 million and $1.6 million was earned by the Plan for the years ended December 31, 2025 and 2024, respectively.
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|
| EBP, Loans from Participants | $ 13,600,000 | 14,500,000 |
| EBP, Repayment of Loans from Participants | $ 11,800,000 | $ 10,900,000 |
| Document Period End Date | Dec. 31, 2025 | |