CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Statement of Comprehensive Income [Abstract]
Net Income	$ 608,721	$ 552,668
Other Comprehensive Income, Net of Tax:
Qualified Cash Flow Hedging Instruments	5	5
Changes in Funded Status of Pension, SERP and PBOP Benefit Plans	125	2,518
Other Comprehensive Income, Net of Tax	130	2,523
Comprehensive Income Attributable to Noncontrolling Interests	(1,880)	(1,880)
Comprehensive Income Attributable to Common Shareholders	$ 606,971	$ 553,311