Discontinued Operations - Schedule of Major Classes of Assets and Liabilities (Detail) (USD $)	Dec. 31, 2014	Dec. 31, 2013
Current Assets:
Total current assets	$ 11,653,934	$ 12,032,203
Current Liabilities:
Total current liabilities	544,432	574,889
Discontinued Operations [Member]
Current Assets:
Cash and cash equivalents	257,358	406,184
Accounts receivable, net	1,002,918	971,308
Unbilled gas	735,122	557,498
Inventory	181,197	748,482
Prepayments and other	71,101	99,219
Regulatory assets, current	250,031	88,318
Total current assets	2,497,727	2,871,009
Non-Current Assets:
Property, plant & equipment, net	8,966,965	8,960,986
Regulatory assets, non-current	155,826	155,826
Other assets	33,416	44,382
Total non-current assets	9,156,207	9,161,194
Total discontinued assets	11,653,934	12,032,203
Current Liabilities:
Checks in excess of amounts on deposit	0	1,192
Accounts payable	29,657	62,131
Accrued liabilities	334,664	429,961
Other current liabilities	139,318	52,200
Total current liabilities	503,639	545,484
Non-Current Liabilities:
Customer advances for construction	40,793	29,405
Total discontinued liabilities	$ 544,432	$ 574,889