Common Equity (Schedule of Earnings Per Share, Basic and Diluted) (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	$ 1,061,184	$ 2,362,310	$ 1,097,138
Preferred dividend requirements of subsidiaries and net income (loss) attributable to noncontrolling interests	5,594	5,774	(6,028)
Net Income (Loss) Available to Common Stockholders, Basic	$ 1,055,590	$ 2,356,536	$ 1,103,166
Weighted Average Number of Shares Outstanding, Basic	427,713,121	423,139,862	408,900,708
Earnings Per Share, Basic	$ 2.47	$ 5.57	$ 2.70
Average Dilutive Effect Of Stock Options Per Share	$ (0.01)	$ 0	$ 0
Incremental Common Shares Attributable to Dilutive Effect of Equity Forward Agreements	2,000,000.0	0	200,000
Earnings Per Share, Diluted	$ 2.45	$ 5.55	$ 2.68
Weighted Average Number of Shares Outstanding, Diluted	431,581,696	424,752,990	411,095,156
Employee Stock Option
Average Dilutive Effect Of Stock Options Per Share	$ 0	$ (0.01)	$ (0.01)
Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements	600,000	600,000	1,000,000.0
Restricted Stock [Member]
Average Dilutive Effect Of Restricted Stock Per Share	$ (0.01)	$ (0.01)	$ (0.01)
Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements	1,300,000	1,100,000	1,000,000.0