v3.26.1
Consolidated Statements of Comprehensive Income - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Statement of Comprehensive Income [Abstract]        
Net income (loss) $ 43,883 $ 50,603 $ (35,293) $ (18,107)
Postretirement liability adjustment:        
Amortization of postretirement liability losses included in net periodic benefit cost, net of tax of $41 and $20 for the three months ended and $82 and $40 for the six months ended June 30, 2026 and 2025, respectively. 127 64 254 127
Postretirement liability adjustment 127 64 254 127
Other comprehensive income 127 64 254 127
Comprehensive income (loss) attributable to common stockholders $ 44,010 $ 50,667 $ (35,039) $ (17,980)