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Other Income and Other Expense
 3 Months Ended
Mar. 31, 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
March 31,
20242023
Other income:
Interest income (a)$7,560 $6,026 
Gain on sale of BCE (Note 14)
22,988 — 
Miscellaneous59 51 
Total other income$30,607 $6,077 
Other expense:
Non-operating costs$(6,150)$(2,640)
Investment losses — net(777)(1,061)
Miscellaneous(640)(430)
Total other expense$(7,567)$(4,131)

(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
March 31,
 20242023
Other income:  
Interest income (a)$6,796 $5,024 
Miscellaneous59 51 
Total other income$6,855 $5,075 
Other expense: 
Non-operating costs$(2,255)$(2,188)
Miscellaneous(639)(429)
Total other expense$(2,894)$(2,617)

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