Revenue

9 Months Ended

Jun. 30, 2021

Revenue From Contract With Customer [Abstract]

Revenue

2. REVENUE

The following tables show revenue disaggregated by source and customer type.

	Three Months Ended June 30,						Nine Months Ended June 30,
	2021			2020			2021			2020
Spire
Gas Utility:
Residential	$	200.4		$	208.1		$	1,087.9		$	1,048.4
Commercial & industrial		63.6			57.5			535.8			336.8
Transportation		28.7			26.1			95.1			89.6
Off-system & other incentive		7.2			9.3			147.1			28.0
Other customer revenue		3.9			5.0			(5.8	)		10.6
Total revenue from contracts with customers		303.8			306.0			1,860.1			1,513.4
Changes in accrued revenue under alternative revenue programs		2.9			—			(2.1	)		2.3
Total Gas Utility operating revenues		306.7			306.0			1,858.0			1,515.7
Gas Marketing		15.1			11.6			73.3			77.2
Other		17.8			15.4			50.1			41.2
Total before eliminations		339.6			333.0			1,981.4			1,634.1
Intersegment eliminations (see Note 9, Information by Operating Segment)		(11.8	)		(11.9	)		(36.1	)		(30.6	)
Total Operating Revenues	$	327.8		$	321.1		$	1,945.3		$	1,603.5

Spire Missouri
Residential	$	144.4		$	153.2		$	772.8		$	760.2
Commercial & industrial		35.0			35.9			408.9			215.9
Transportation		7.4			7.4			26.3			26.1
Off-system & other incentive		4.5			7.6			140.4			26.3
Other customer revenue		2.0			3.2			(12.6	)		4.6
Total revenue from contracts with customers		193.3			207.3			1,335.8			1,033.1
Changes in accrued revenue under alternative revenue programs		(1.2	)		(3.4	)		2.7			2.3
Total Operating Revenues	$	192.1		$	203.9		$	1,338.5		$	1,035.4

Spire Alabama
Residential	$	45.6	$	44.7	$	259.6	$	239.5
Commercial & industrial		21.3		17.1		98.8		94.6
Transportation		18.7		16.2		60.9		55.7
Off-system & other incentive		2.8		1.7		6.7		1.7
Other customer revenue		1.2		0.4		3.2		3.7
Total revenue from contracts with customers		89.6		80.1		429.2		395.2
Changes in accrued revenue under alternative revenue programs		3.7		1.1		0.3		(2.3	)
Total Operating Revenues	$	93.3	$	81.2	$	429.5	$	392.9

As discussed in Note 4, Regulatory Matters, Spire Missouri recorded a $25.0 revenue adjustment related to “Off-system and other incentive” sales during February 2021, resulting in negative “Other customer revenue” for the nine months ended June 30, 2021.

Gross receipts taxes associated with the Company’s natural gas utility services are imposed on the Company, Spire Missouri, and Spire Alabama and billed to its customers. The expense amounts (shown in the table below) are reported gross in the “Taxes, other than income taxes” line in the statements of income, and corresponding revenues are reported in “Operating Revenues.”

	Three Months Ended June 30,				Nine Months Ended June 30,
	2021		2020		2021		2020
Spire	$	17.9	$	17.2	$	81.8	$	79.7
Spire Missouri		12.3		12.1		56.1		55.5
Spire Alabama		4.7		4.2		21.8		20.3