Revenue (Tables)

3 Months Ended

Dec. 31, 2018

Revenue From Contract With Customer [Abstract]

Schedule of Revenue Disaggregated by Source and Customer Type

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

	Three Months Ended December 31,
	2018
Spire
Gas Utility:
Residential	$	393.6
Commercial & industrial		130.3
Transportation		29.5
Off-system & other incentive		14.9
Other customer revenue		12.7
Total revenue from contracts with customers		581.0
Changes in accrued revenue under alternative revenue programs		(5.8	)
Total Gas Utility operating revenues		575.2
Gas Marketing:
Revenue from contracts with retail customers		25.8
Revenue from wholesale derivative contracts		—
Total Gas Marketing operating revenues		25.8
Other		5.4
Total before eliminations		606.4
Intersegment eliminations (see Note 10)		(4.4	)
Total Operating Revenues	$	602.0

Spire Missouri
Residential	$	302.1
Commercial & industrial		89.1
Transportation		9.0
Off-system & other incentive		14.9
Other customer revenue		2.6
Total revenue from contracts with customers		417.7
Changes in accrued revenue under alternative revenue programs		(4.5	)
Total Operating Revenues	$	413.2

	Three Months Ended December 31,
	2018
Spire Alabama
Residential	$	75.4
Commercial & industrial		31.4
Transportation		18.2
Other customer revenue		9.6
Total revenue from contracts with customers		134.6
Changes in accrued revenue under alternative revenue programs		(1.1	)
Total Operating Revenues	$	133.5

Schedule of Gross Receipts Taxes

The following table presents gross receipts taxes recorded as revenues:

	Three Months Ended December 31,
	2018		2017
Spire	$	25.9	$	23.1
Spire Missouri		18.5		16.2
Spire Alabama		6.3		5.6