INFORMATION BY OPERATING SEGMENT (Tables)

3 Months Ended

Dec. 31, 2016

Segment Reporting [Abstract]

Schedule of operating segment information

	Gas Utility		Gas Marketing			Other			Eliminations			Consolidated
Three Months Ended December 31, 2016
Operating Revenues:
Revenues from external customers	$	472.3	$	21.7		$	1.1		$	—		$	495.1
Intersegment revenues	4.4		—			0.7			(5.1		)	—
Total Operating Revenues	476.7		21.7			1.8			(5.1		)	495.1
Operating Expenses:
Gas Utility
Natural and propane gas	214.5		—			—			(20.7		)	193.8
Other operation and maintenance	100.5		—			—			(1.1		)	99.4
Depreciation and amortization	37.7		—			—			—			37.7
Taxes, other than income taxes	33.4		—			—			—			33.4
Total Gas Utility Operating Expenses	386.1		—			—			(21.8		)	364.3
Gas Marketing and Other	—		23.0			2.0			16.7			41.7
Total Operating Expenses	386.1		23.0			2.0			(5.1		)	406.0
Operating Income (Loss)	$	90.6	$	(1.3	)	$	(0.2	)	$	—		$	89.1
Net Economic Earnings (Loss)	$	51.8	$	1.4		$	(5.7	)	$	—		$	47.5
Three Months Ended December 31, 2015
Operating Revenues:
Revenues from external customers	$	398.8	$	0.2		$	0.4		$	—		$	399.4
Intersegment revenues	0.7		12.6			0.4			(13.7		)	—
Total Operating Revenues	399.5		12.8			0.8			(13.7		)	399.4
Operating Expenses:
Gas Utility
Natural and propane gas	161.9		—			—			(13.4		)	148.5
Other operation and maintenance	91.9		—			—			(0.3		)	91.6
Depreciation and amortization	33.5		—			—			—			33.5
Taxes, other than income taxes	28.2		—			—			—			28.2
Total Gas Utility Operating Expenses	315.5		—			—			(13.7		)	301.8
Gas Marketing and Other	—		9.0			1.6			—			10.6
Total Operating Expenses	315.5		9.0			1.6			(13.7		)	312.4
Operating Income (Loss)	$	84.0	$	3.8		$	(0.8	)	$	—		$	87.0
Net Economic Earnings (Loss)	$	50.0	$	(0.3	)	$	(4.6	)	$	—		$	45.1

	Gas Utility	Gas Marketing	Other	Eliminations	Consolidated
Three Months Ended December 31, 2016

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

	December 31,			September 30,			December 31,
	2016			2016			2015
Total Assets:
Gas Utility	$	5,375.6		$	5,184.7		$	4,799.0
Gas Marketing	225.0			205.0			163.8
Other	1,848.7			1,836.6			1,545.5
Eliminations	(1,139.2		)	(1,161.9		)	(1,109.5		)
Total Assets	$	6,310.1		$	6,064.4		$	5,398.8

Schedule of the 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,
	2016			2015
Net Income	$	45.2		$	46.9
Adjustments, pre-tax:
Unrealized loss (gain) on energy-related derivative contracts	3.8			(4.9		)
Lower of cost or market inventory adjustments	(0.1		)	0.6
Realized gain on economic hedges prior to sale of the physical commodity	(0.1		)	(0.1		)
Acquisition, divestiture and restructuring activities	0.1			1.3
Income tax effect of adjustments	(1.4		)	1.3
Net Economic Earnings	$	47.5		$	45.1