Revenue (Tables)

9 Months Ended

Sep. 30, 2022

Revenue from Contract with Customer [Abstract]

Schedule of Disaggregation of revenue

The following table provides detail of Pinnacle West’s consolidated revenue disaggregated by revenue sources (dollars in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2022		2021		2022		2021
Retail Electric Service
Residential	$	743,061	$	681,918	$	1,647,996	$	1,554,473
Non-Residential	547,979		480,671		1,370,164		1,216,449
Wholesale Energy Sales	139,741		108,539		198,546		144,143
Transmission Services for Others	36,321		35,816		91,165		77,388
Other Sources	2,769		1,310		7,200		12,525
Total operating revenues	$	1,469,871	$	1,308,254	$	3,315,071	$	3,004,978

Schedule of accounts receivable

The following table provides a rollforward of Pinnacle West’s allowance for doubtful accounts (dollars in thousands):

	September 30, 2022		December 31, 2021
Allowance for doubtful accounts, balance at beginning of period	$	25,354	$	19,782
Bad debt expense	13,422		22,251
Actual write-offs	(14,777)		(16,679)
Allowance for doubtful accounts, balance at end of period	$	23,999	$	25,354