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Unaudited Quarterly Financial Information
 12 Months Ended
Sep. 30, 2014
Quarterly Financial Information Disclosure [Abstract]  
Unaudited Quarterly Financial Information
Unaudited Quarterly Financial Information

A summary of the unaudited quarterly results of operations for the years 2014 and 2013 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
2014
 
First
 
Second
 
Third
 
Fourth
 
Total
Operating revenues
$
2,382

 
$
2,938

 
$
2,651

 
$
3,166

 
$
11,137

Operating expenses
2,164

 
2,362

 
2,453

 
2,569

 
9,548

Operating income
218

 
576

 
198

 
597

 
1,589

Net income (loss)
(67
)
 
295

 
(81
)
 
322

 
469


Unaudited Quarterly Financial Information
2013
 
First
 
Second
 
Third
 
Fourth
 
Total
Operating revenues
$
2,579

 
$
2,741

 
$
2,602

 
$
3,034

 
$
10,956

Operating expenses
2,523

 
2,380

 
2,324

 
2,276

 
9,503

Operating income
56

 
361

 
278

 
758

 
1,453

Net income (loss)
(245
)
 
54

 
(12
)
 
474

 
271