Held for Sale - Major Classes of Asset and Liabilities (Detail) - USD ($)	Jun. 30, 2015	Dec. 31, 2014
Current Assets:
Total current assets	$ 10,483,892	$ 11,653,934
Disposal Group, Held-for-sale, Not Discontinued Operations [Member]
Current Assets:
Accounts receivable, net	200,842	49,069
Unbilled gas	23,287	22,151
Inventory	37,113	3,622
Prepayments and other	6,600	5,401
Regulatory assets, current	173,681	203,241
Total current assets	441,523	283,484
Non-Current Assets:
Property, plant & equipment, net	2,159,076	407,247
Goodwill	111,705	111,705
Other assets	275	0
Total non-current assets	2,271,056	518,952
Total assets held for sale	2,712,579	802,436
Liabilities Held For Sale [Member]
Current Liabilities:
Accounts payable	22,872	36,184
Accrued liabilities	10,326	21,632
Customer deposits	111,675	0
Other current liabilities	36,920	3,600
Total liabilities held for sale	$ 181,793	$ 61,416