Unaudited Quarterly Financial Information

12 Months Ended

Sep. 30, 2019

Quarterly Financial Information Disclosure [Abstract]

Unaudited Quarterly Financial Information

A summary of the unaudited quarterly results of operations for the years 2019 and 2018 follows. This summary should be read in conjunction with the audited consolidated financial statements appearing herein. Results for interim periods may fluctuate as a result of seasonal weather conditions, changes in rates, and other factors.



	Unaudited Quarterly Financial Information
	2019
	First		Second		Third		Fourth		Total
Operating revenues	$	2,725	$	2,750	$	2,604	$	3,239	$	11,318
Operating expenses	1,960		2,158		2,088		2,301		8,507
Operating income	765		592		516		938		2,811
Net income (loss)	423		241		165		588		1,417



	Unaudited Quarterly Financial Information
	2018
	First		Second		Third		Fourth			Total
Operating revenues	$	2,549	$	2,792	$	2,707	$	3,185		$	11,233
Operating expenses	1,951		2,027		1,942		2,745			8,665
Operating income	598		765		765		440			2,568
Net income (loss)	288		462		470		(101		)	1,119