v3.25.1
INCOME TAXES: Level 3 (Tables)
3 Months Ended
Mar. 31, 2025
Income Tax Disclosure [Abstract]  
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
The following table provides a summary of income tax benefit for the three months ended March 31, 2025 and 2024 (in thousands): 
 IDACORPIdaho Power
 2025202420252024
Income tax at statutory rates (federal and state)$11,809 $10,972 $11,381 $10,880 
Excess deferred income tax reversal(2,431)(2,512)(2,431)(2,512)
Other(1)
(2,594)(1,506)(2,358)(899)
Income tax expense before ADITC$6,784 $6,954 $6,592 $7,469 
Additional ADITC amortization(19,250)(12,500)(19,250)(12,500)
Income tax benefit$(12,466)$(5,546)$(12,658)$(5,031)
Effective tax rate(26.4)%(13.0)%(27.8)%(11.9)%
(1) "Other" primarily consists of the net tax effect of Idaho Power's regulatory flow-through tax adjustments.