Divestitures and Acquisitions (Tables)

3 Months Ended

Dec. 31, 2017

Divestitures and Acquisitions [Abstract]

Disposal Groups, Including Discontinued Operations [Table Text Block]

The following table presents statement of income data related to discontinued operations:

	Three Months Ended   December 31, 2016
	(In thousands)
Operating revenues	$	303,474
Purchased gas cost	277,554
Operating expenses	7,874
Operating income	18,046
Other nonoperating expense	(211		)
Income from discontinued operations before income taxes	17,835
Income tax expense	6,841
Net income from discontinued operations	$	10,994

The following table presents statement of cash flow data related to discontinued operations:

	Three Months Ended   December 31, 2016
	(In thousands)
Depreciation and amortization expense	$	185
Capital expenditures	$	—
Noncash loss in commodity contract cash flow hedges	$	(8,165	)

Fair value hedges table

The impact of our natural gas marketing segment commodity contracts designated as fair value hedges and the related hedged item on the results of discontinued operations on our condensed consolidated income statement for the three months ended December 31, 2016 is presented below.

	Three Months Ended   December 31, 2016
	(In thousands)
Commodity contracts	$	(9,567	)
Fair value adjustment for natural gas inventory designated as the hedged item	12,858
Total decrease in purchased gas cost reflected in income from discontinued operations	$	3,291
The decrease in purchased gas cost reflected in income from discontinued operations is comprised of the following:
Basis ineffectiveness	$	(597	)
Timing ineffectiveness	3,888
	$	3,291

Cash flow hedges

The impact of our natural gas marketing segment cash flow hedges on our condensed consolidated income statements for the three months ended December 31, 2016 is presented below:

	Three Months Ended   December 31, 2016
	(In thousands)
Loss reclassified from AOCI for effective portion of natural gas marketing commodity contracts	$	(2,612	)
Gain arising from ineffective portion of natural gas marketing commodity contracts	111
Gain on discontinuance of cash flow hedging of natural gas marketing commodity contracts reclassified from AOCI	10,579
Total impact on purchased gas cost reflected in income from discontinued operations	$	8,078