Condensed Consolidated Statements of Cash Flows - USD ($)	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 4,485,492	$ 2,110,129
Less income from discontinued operations	4,044,776	581,652
Income from continuing operations	440,716	1,528,477
Adjustments to reconcile income from continuing operations to net cash provided by operating activities:
Depreciation and amortization	5,327,327	5,178,270
Accretion	21,077	36,533
Amortization of debt issuance costs	517,379	304,177
Provision for doubtful accounts	133,041	829,814
Stock based compensation	133,974	312,100
Loss on goodwill and asset impairments	803,518	0
Gain on sale of marketable securities	0	(183,371)
Loss (gain) on sale of assets	(34,812)	10,635
Loss from unconsolidated affiliate	0	977
Unrealized holding (gain) loss on contingent consideration	(75,362)	(3,000)
Change in fair value of derivative financial instruments	(119,596)	(8,419)
Investment tax credit	(15,797)	(15,797)
Deferred income taxes	2,685,702	1,243,512
Changes in assets and liabilities
Accounts receivable, including related parties	7,532,912	5,467,686
Unbilled gas	5,360,535	5,011,695
Natural gas inventory	(431,883)	(3,048,511)
Accounts payable, including related parties	(7,572,247)	(3,425,347)
Recoverable/refundable cost of gas purchases	(1,147,233)	(624,880)
Regulatory assets & liabilities	186,122	(2,401,250)
Prepayments and other	(1,101,642)	(560,351)
Other assets	(453,379)	(141,418)
Other liabilities	57,390	(912,571)
Net cash provided by operating activities of continuing operations	12,247,742	8,598,961
CASH FLOWS FROM INVESTING ACTIVITIES
Capital expenditures	(8,325,234)	(16,276,508)
Proceeds from sale of fixed assets	65,660	33,234
Proceeds from sale of marketable securities	0	421,875
Proceeds from note receivable	59,187	2,752
Restricted cash - capital expenditures fund	0	57,441
Customer advances for construction	33,335	15,303
Contributions in aid of construction	605,785	1,942,695
Net cash used in investing activities of continuing operations	(7,561,267)	(13,803,208)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from line of credit	13,750,000	16,450,000
Repayments of line of credit	(26,760,799)	(16,919,000)
Repayments of notes payable, including related parties	(5,406,672)	(3,429,702)
Proceeds from notes payable, including related parties	5,000,000	102,000
Repayments of build-to-suit	(1,371,434)	0
Payments of capital lease obligations	(188,224)	(177,570)
Debt issuance costs	(151,130)	(9,298)
Restricted cash - debt service fund	5	131,840
Exercise of stock options	0	45,761
Dividends paid	(2,833,656)	(4,242,608)
Net cash used in financing activities of continuing operations	(17,961,910)	(8,048,577)
DISCONTINUED OPERATIONS
Operating cash flows	1,288,242	1,907,389
Investing cash flows	14,305,421	(346,220)
Financing cash flows	0	53,892
Net cash provided by discontinued operations	15,593,663	1,615,061
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	2,318,228	(11,637,763)
Cash and cash equivalents, beginning of period	1,585,926	12,741,197
CASH AND CASH EQUIVALENTS, END OF PERIOD	3,904,154	1,103,434
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Cash paid for interest	2,085,083	1,842,202
Cash refunded for income taxes, net	0	6,025
NONCASH INVESTING AND FINANCING ACTIVITIES
Assets acquired under build-to-suit agreement	3,182,310	4,148,469
Capital expenditures included in accounts payable	425,857	848,371
Capitalized interest	323,764	16,742
Restricted cash received from customer as security deposit	0	949,540
Accrued dividends	0	472,163
Capital assets acquired through trade-in	0	85,068
Capital assets acquired through debt	$ 0	$ 25,543