CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
PROPERTY, PLANT AND EQUIPMENT
Accumulated depreciation of Palo Verde sale leaseback	$ 268,894	$ 264,624
Accumulated amortization on intangible assets	925,880	885,505
Accumulated amortization on nuclear fuel	$ 115,894	$ 118,074
EQUITY
Common stock, authorized (in shares)	150,000,000	150,000,000
Common stock, issued (in shares)	119,143,782	113,537,689
Treasury stock at cost (in shares)	46,968	113,272,000