Consolidated Statements of Cash Flows (USD $)	6 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Cash flows from operating activities
Net income	$ 1,547,961	$ 1,681,265
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation	838,592	620,361
Unamortized debt issuance cost	22,603	23,178
Regulatory Amortizations	832,468	857,507
Stock issued for services and stock option expense	200,365	27,178
Pension adjustment	(304,152)	(249,197)
Loss (Gain) on sale of marketable securities	(87,503)	(115,343)
Deferred income taxes	792,743	339,411
Bad debt expense	35,094	73,245
(Increase) decrease in
Accounts receivable	(1,114,036)	(2,341,775)
Gas stored underground	1,986,048	2,497,850
Materials and supplies inventories	237,179	168,686
Prepaid expenses	(359,033)	(27,179)
Unrecovered gas costs	(194,043)	239,268
Deferred regulatory costs	(490,798)	(46,571)
Other	2,077	(62,151)
Increase (decrease) in
Accounts payable	(282,568)	607,508
Accrued expenses	(173,262)	168,134
Customer deposits and accrued interest	(224,465)	(495,339)
Deferred compensation	(650,802)	(87,995)
Deferred pension costs & post-retirement benefits	(17,570)	(35,205)
Other liabilities and deferred credits	21,120	33,568
Net cash (used in) provided by operating activities	2,618,018	3,876,404
Cash flows from investing activities
Purchase of securities available-for-sale	(832,983)	(1,456,683)
Sale of securities available-for-sale	1,110,556	1,514,676
Capital expenditures	(3,259,790)	(2,021,449)
Net cash (used in) provided by investing activities	(2,982,217)	(1,963,456)
Cash flows from financing activities
Proceeds under lines-of-credit	8,477,992	6,887,098
Repayment of lines-of-credit	(9,565,329)	(9,545,325)
Debt issuance cost expense	(658)	(13,053)
Cash received from sale of stock	2,350,000	188,200
Dividends paid	(445,808)	(369,530)
Proceeds under long-term debt	18,002	1,878,000
Repayment of long-term debt	(475,081)	(855,921)
Net cash (used in) provided by financing activities	359,118	(1,830,531)
Net increase (decrease) in cash	(5,081)	82,417
Cash and cash equivalents at beginning of period	173,245	69,552
Cash and cash equivalents at end of period	168,164	151,969
Cash paid during the period for
Interest	497,788	449,227
Income taxes	$ 79,554	$ 477,888