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Other Income and Other Expense
 9 Months Ended
Sep. 30, 2024
Other Income and Expenses [Abstract]  
Other Income and Other Expense Other Income and Other Expense
The following table provides detail of Pinnacle West’s Consolidated other income and other expense
(dollars in thousands):
Three Months Ended
September 30,		Nine Months Ended
September 30,
2024202320242023
Other income:
Interest income (a)$6,368 $9,515 $19,324 $21,946 
Gain on sale of BCE (Note 16)
— 6,423 22,988 6,423 
Miscellaneous406 3 922 55 
Total other income$6,774 $15,941 $43,234 $28,424 
Other expense:
Non-operating costs$(1,362)$(3,322)$(9,551)$(9,319)
Investment losses — net— (870)(1,242)(2,364)
Miscellaneous(2,651)(2,780)(3,787)(4,233)
Total other expense$(4,013)$(6,972)$(14,580)$(15,916)

(a)     The 2023 and 2024 Interest income is primarily related to PSA Interest. See Note 4.
The following table provides detail of APS’s other income and other expense (dollars in thousands):

 Three Months Ended
September 30,		Nine Months Ended
September 30,
 2024202320242023
Other income:   
Interest income (a)$4,921 $8,717 $16,319 $19,432 
Miscellaneous(42)3 6 55 
Total other income$4,879 $8,720 $16,325 $19,487 
Other expense:  
Non-operating costs$(2,896)$(3,053)$(7,548)$(8,352)
Miscellaneous(450)(580)(1,586)(2,033)
Total other expense$(3,346)$(3,633)$(9,134)$(10,385)

(a)     The 2023 and 2024 Interest income is primarily related to PSA Interest. See Note 4.