Revenue from Contracts with Customers (Tables)

12 Months Ended

Sep. 30, 2021

Revenue from Contract with Customer [Abstract]

The following tables provide a disaggregation of the Company's revenues for the years ended September 30, 2021 and 2020, presented by type of service from each reportable segment.


	Year Ended September 30, 2021
Revenues by Type of Service	Exploration and Production		Pipeline and Storage		Gathering		Utility		Total Reportable Segments		All Other		Corporate and Intersegment Eliminations		Total Consolidated
	(Thousands)
Production of Natural Gas	$	780,477	$	—	$	—	$	—	$	780,477	$	—	$	—	$	780,477
Production of Crude Oil	135,191		—		—		—		135,191		—		—		135,191
Natural Gas Processing	2,960		—		—		—		2,960		—		—		2,960
Natural Gas Gathering Service	—		—		193,264		—		193,264		—		(190,148)		3,116
Natural Gas Transportation Service	—		255,849		—		103,141		358,990		—		(72,920)		286,070
Natural Gas Storage Service	—		83,080		—		—		83,080		—		(35,841)		47,239
Natural Gas Residential Sales	—		—		—		492,567		492,567		—		—		492,567
Natural Gas Commercial Sales	—		—		—		62,634		62,634		—		—		62,634
Natural Gas Industrial Sales	—		—		—		3,071		3,071		—		—		3,071
Natural Gas Marketing	—		—		—		—		—		678		(49)		629
Other	2,042		4,628		—		(5,249)		1,421		544		(374)		1,591
Total Revenues from Contracts with Customers	920,670		343,557		193,264		656,164		2,113,655		1,222		(299,332)		1,815,545
Alternative Revenue Programs	—		—		—		11,087		11,087		—		—		11,087
Derivative Financial Instruments	(83,973)		—		—		—		(83,973)		—		—		(83,973)
Total Revenues	$	836,697	$	343,557	$	193,264	$	667,251	$	2,040,769	$	1,222	$	(299,332)	$	1,742,659


	Year Ended September 30, 2020
Revenues by Type of Service	Exploration and Production		Pipeline and Storage		Gathering		Utility		Total Reportable Segments		All Other		Corporate and Intersegment Eliminations		Total Consolidated
	(Thousands)
Production of Natural Gas	$	402,447	$	—	$	—	$	—	$	402,447	$	—	$	—	$	402,447
Production of Crude Oil	107,844		—		—		—		107,844		—		—		107,844
Natural Gas Processing	2,374		—		—		—		2,374		—		—		2,374
Natural Gas Gathering Service	—		—		142,893		—		142,893		—		(142,821)		72
Natural Gas Transportation Service	—		229,391		—		109,214		338,605		—		(77,699)		260,906
Natural Gas Storage Service	—		79,073		—		—		79,073		—		(34,579)		44,494
Natural Gas Residential Sales	—		—		—		475,846		475,846		—		—		475,846
Natural Gas Commercial Sales	—		—		—		61,239		61,239		—		—		61,239
Natural Gas Industrial Sales	—		—		—		3,291		3,291		—		—		3,291
Natural Gas Marketing	—		—		—		—		—		95,727		(835)		94,892
Other	1,097		1,140		—		(5,281)		(3,044)		5,174		(294)		1,836
Total Revenues from Contracts with Customers	513,762		309,604		142,893		644,309		1,610,568		100,901		(256,228)		1,455,241
Alternative Revenue Programs	—		—		—		7,989		7,989		—		—		7,989
Derivative Financial Instruments	93,691		—		—		—		93,691		(10,630)		—		83,061
Total Revenues	$	607,453	$	309,604	$	142,893	$	652,298	$	1,712,248	$	90,271	$	(256,228)	$	1,546,291