INVESTMENT IN TRANSMISSION AFFILIATES - RECEIVABLES AND PAYABLES (Details) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Investment in transmission affiliates | ||
| Accounts payable for services received from ATC | $ 1,018.6 | $ 1,140.1 |
| ATC | ||
| Investment in transmission affiliates | ||
| Accounts receivable for services provided to ATC | 1.9 | 1.6 |
| Accounts payable for services received from ATC | 43.5 | 38.4 |
| Amounts due from ATC for transmission infrastructure upgrades | $ 35.4 | $ 32.2 |
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- Definition Amount, after allowance, receivable from customers, clients, or other third-parties, and receivables classified as other due within one year or the normal operating cycle, if longer. No definition available.
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- Definition Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount, after allowance, of receivables classified as other, due within one year or the operating cycle, if longer. No definition available.
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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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