Information by Operating Segment (Tables)

3 Months Ended

Dec. 31, 2019

Segment Reporting [Abstract]

Schedule of Operating Segment Information

	Gas Utility		Gas Marketing		Other			Eliminations			Consolidated
Three Months Ended December 31, 2019
Operating Revenues:
Revenues from external customers	$	530.6	$	32.3	$	4.0		$	—		$	566.9
Intersegment revenues		0.1		—		7.1			(7.2	)		—
Total Operating Revenues		530.7		32.3		11.1			(7.2	)		566.9
Operating Expenses:
Gas Utility
Natural and propane gas		241.5		—		—			(26.9	)		214.6
Operation and maintenance		108.6		—		—			(2.6	)		106.0
Depreciation and amortization		46.4		—		—			—			46.4
Taxes, other than income taxes		37.9		—		—			—			37.9
Total Gas Utility Operating Expenses		434.4		—		—			(29.5	)		404.9
Gas Marketing and Other		—		27.9		9.5			22.3			59.7
Total Operating Expenses		434.4		27.9		9.5			(7.2	)		464.6
Operating Income	$	96.3	$	4.4	$	1.6		$	—		$	102.3
Net Economic Earnings (Loss)	$	69.1	$	6.1	$	(3.4	)	$	—		$	71.8

	Gas Utility		Gas Marketing		Other			Eliminations			Consolidated
Three Months Ended December 31, 2018
Operating Revenues:
Revenues from external customers	$	573.8	$	25.8	$	2.4		$	—		$	602.0
Intersegment revenues		1.4		—		3.0			(4.4	)		—
Total Operating Revenues		575.2		25.8		5.4			(4.4	)		602.0
Operating Expenses:
Gas Utility
Natural and propane gas		291.8		—		—			(40.1	)		251.7
Operation and maintenance		104.9		—		—			(2.4	)		102.5
Depreciation and amortization		43.7		—		—			—			43.7
Taxes, other than income taxes		39.2		—		—			—			39.2
Total Gas Utility Operating Expenses		479.6		—		—			(42.5	)		437.1
Gas Marketing and Other		—		13.3		8.4			38.1			59.8
Total Operating Expenses		479.6		13.3		8.4			(4.4	)		496.9
Operating Income (Loss)	$	95.6	$	12.5	$	(3.0	)	$	—		$	105.1
Net Economic Earnings (Loss)	$	66.4	$	8.3	$	(8.8	)	$	—		$	65.9

The Company’s total assets by segment were as follows:

	December 31,			September 30,			December 31,
	2019			2019			2018
Total Assets:
Gas Utility	$	6,306.0		$	6,094.6		$	5,843.7
Gas Marketing		242.7			212.3			416.7
Other		2,450.5			2,692.7			2,535.6
Eliminations		(1,038.2	)		(1,380.4	)		(1,563.8	)
Total Assets	$	7,961.0		$	7,619.2		$	7,232.2

Schedule of Reconciliation of Consolidated Net Economic Earnings to Consolidated Net Income

The following table reconciles the Company’s net economic earnings to net income.

	Three Months Ended December 31,
	2019			2018
Net Income	$	67.0		$	67.3
Adjustments, pre-tax:
Provision for ISRS rulings		2.6			—
Unrealized loss (gain) on energy-related derivatives		3.7			(2.2	)
Acquisition, divestiture and restructuring activities		—			0.4
Income tax effect of adjustments		(1.5	)		0.4
Net Economic Earnings	$	71.8		$	65.9