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ACCUMULATED OTHER COMPREHENSIVE INCOME/(LOSS) - Schedule of Amounts Reclassified From AOCI By Component (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |
Tax Effect | $ (424,664) | $ (159,684) | $ (453,574)
Other Income, Net | 410,482 | 348,069 | 346,088
Net Income/(Loss) Attributable to Common Shareholders | 811,653 | (442,240) | 1,404,875
Reclassification out of Accumulated Other Comprehensive Income |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |
Net Income/(Loss) Attributable to Common Shareholders | (9,700) | (14,500) | (7,000)
Unrealized Losses on Marketable Securities | Reclassification out of Accumulated Other Comprehensive Income |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |
Tax Effect | 0 | 400 | 0
Other Income, Net | 0 | (1,600) | 0
Net Income/(Loss) Attributable to Common Shareholders | 0 | (1,200) | 0
Defined Benefit Plans | Reclassification out of Accumulated Other Comprehensive Income |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |
Tax Effect | 1,700 | 6,400 | 2,300
Total pre-tax amount | (11,400) | (19,700) | (9,300)
Net Income/(Loss) Attributable to Common Shareholders | (9,700) | (13,300) | (7,000)
Amortization of Actuarial Losses | Reclassification out of Accumulated Other Comprehensive Income |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |
Other Income, Net | (6,800) | (7,000) | (9,000)
Amortization of Prior Service Cost | Reclassification out of Accumulated Other Comprehensive Income |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |
Other Income, Net | (300) | (300) | (300)
Settlement Losses | Reclassification out of Accumulated Other Comprehensive Income |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |
Other Income, Net | $ (4,300) | $ (12,400) | $ 0

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