Revenue (Tables)

9 Months Ended

Sep. 30, 2020

Revenue From Contract With Customer [Abstract]

Schedule of Utilities Operating Revenue Expense Taxes

Utility-related taxes that were included in revenue from contracts with customers were as follows for the three and nine months ended September 30 (dollars in thousands):

	Three months ended September 30,				Nine months ended September 30,
	2020		2019		2020		2019
Utility-related taxes	$	12,411	$	11,867	$	43,989	$	43,644

Disaggregation of Revenue

Disaggregation of Total Operating Revenue

The following table disaggregates total operating revenue by segment and source for the three and nine months ended September 30 (dollars in thousands):

	Three months ended September 30,						Nine months ended September 30,
	2020			2019			2020			2019
Avista Utilities
Revenue from contracts with customers	$	240,036		$	234,534		$	827,071		$	820,438
Derivative revenues		24,075			33,372			79,361			99,628
Alternative revenue programs		(3,972	)		6,038			(4,023	)		11,105
Deferrals and amortizations for rate refunds to    customers		1,742			(927	)		1,216			3,720
Other utility revenues		1,683			1,914			5,484			7,550
Total Avista Utilities		263,564			274,931			909,109			942,441
AEL&P
Revenue from contracts with customers		8,797			7,687			30,900			27,043
Deferrals and amortizations for rate refunds to    customers		(48	)		(48	)		(143	)		(143	)
Other utility revenues		66			151			257			514
Total AEL&P		8,815			7,790			31,014			27,414
Other
Revenue from contracts with customers		3			731			521			10,402
Other revenues		264			318			824			806
Total other		267			1,049			1,345			11,208
Total operating revenues	$	272,646		$	283,770		$	941,468		$	981,063

Utility Revenue from Contracts with Customers by Type and Service

The following table disaggregates revenue from contracts with customers associated with the Company's electric operations for the three and nine months ended September 30 (dollars in thousands):

	2020						2019
	Avista Utilities		AEL&P		Total Utility		Avista Utilities		AEL&P		Total Utility
Three months ended September 30:
ELECTRIC OPERATIONS
Revenue from contracts with customers
Residential	$	85,494	$	3,150	$	88,644	$	78,548	$	2,764	$	81,312
Commercial and governmental		79,242		5,582		84,824		81,352		4,857		86,209
Industrial		28,472		—		28,472		28,453		—		28,453
Public street and highway lighting		1,845		65		1,910		1,849		66		1,915
Total retail revenue		195,053		8,797		203,850		190,202		7,687		197,889
Transmission		5,938		—		5,938		4,058		—		4,058
Other revenue from contracts with    customers		4,551		—		4,551		5,860		—		5,860
Total electric revenue from contracts with customers	$	205,542	$	8,797	$	214,339	$	200,120	$	7,687	$	207,807
Nine months ended September 30:
ELECTRIC OPERATIONS
Revenue from contracts with customers
Residential	$	272,231	$	13,236	$	285,467	$	266,826	$	12,340	$	279,166
Commercial and governmental		226,876		17,479		244,355		236,973		14,515		251,488
Industrial		77,999		—		77,999		79,946		—		79,946
Public street and highway lighting		5,474		185		5,659		5,648		188		5,836
Total retail revenue		582,580		30,900		613,480		589,393		27,043		616,436
Transmission		14,121		—		14,121		13,460		—		13,460
Other revenue from contracts with    customers		13,256		—		13,256		18,433		—		18,433
Total electric revenue from contracts    with customers	$	609,957	$	30,900	$	640,857	$	621,286	$	27,043	$	648,329

The following table disaggregates revenue from contracts with customers associated with the Company's natural gas operations for the three and nine months ended September 30 (dollars in thousands):

	2020		2019
	Avista Utilities		Avista Utilities
Three months ended September 30:
NATURAL GAS OPERATIONS
Revenue from contracts with customers
Residential	$	20,835	$	20,271
Commercial and governmental		9,340		10,093
Industrial and interruptible		1,538		1,000
Total retail revenue		31,713		31,364
Transmission		1,656		1,925
Other revenue from contracts with    customers		1,125		1,125
Total natural gas revenue from    contracts with customers	$	34,494	$	34,414
Nine months ended September 30:
NATURAL GAS OPERATIONS
Revenue from contracts with customers
Residential	$	139,833	$	125,543
Commercial and governmental		62,883		60,056
Industrial and interruptible		5,276		3,730
Total retail revenue		207,992		189,329
Transmission		5,747		6,448
Other revenue from contracts with    customers		3,375		3,375
Total natural gas revenue from contracts with customers	$	217,114	$	199,152