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Other Income and Other Expense
 6 Months Ended
Jun. 30, 2022
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
June 30,		Six Months Ended
June 30,
2022202120222021
Other income:
Interest income$1,691 $1,687 $3,333 $3,635 
Debt return on Four Corners SCR deferrals (Note 4)— 4,089 — 8,175 
Debt return on Ocotillo modernization project (Note 4)— 6,391 — 12,783 
Miscellaneous(9)40 53 43 
Total other income$1,682 $12,207 $3,386 $24,636 
Other expense:
Non-operating costs(3,701)(4,102)(6,154)(6,039)
Investment losses — net(575)(431)(1,256)(774)
Miscellaneous(308)(651)(596)(2,224)
Total other expense$(4,584)$(5,184)$(8,006)$(9,037)
The following table provides detail of APS’s other income and other expense (dollars in thousands):

 Three Months Ended
June 30,		Six Months Ended
June 30,
 2022202120222021
Other income:    
Interest income$1,396 $1,047 $2,495 $2,528 
Debt return on Four Corners SCR deferrals (Note 4)— 4,089 — 8,175 
Debt return on Ocotillo modernization project (Note 4)— 6,391 — 12,783 
Miscellaneous— 36 53 37 
Total other income$1,396 $11,563 $2,548 $23,523 
Other expense:  
Non-operating costs(2,477)(3,615)(4,038)(5,392)
Miscellaneous(309)(646)(596)(2,219)
Total other expense$(2,786)$(4,261)$(4,634)$(7,611)