Long-Term Debt and Other Financing Arrangements - Schedule of Debt (Parenthetical) (Detail) - USD ($)	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Principal amount	$ 5,260,274	$ 7,729,605
Unamortized debt issuance costs	99,396	197,959
Financing agreement with FlatIron capital [Member]
Debt Instrument [Line Items]
Down payment for note payable	16,500
Debt instrument, periodic payment	$ 9,610
Debt instrument due period	10 months
Debt instrument, interest rate percentage	5.25%
Promissory Note One [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate percentage	8.00%
Accrued interest monthly due, start date	Jan. 29, 2015
Debt instrument, maturity date	Apr. 30, 2018
Principal amount	$ 4,540,274	6,241,555
Unamortized debt issuance costs	96,896	193,792
Promissory Note Two [Member]
Debt Instrument [Line Items]
Debt instrument, periodic payment	$ 60,000
Debt instrument, interest rate percentage	6.00%
Debt instrument, maturity date	Feb. 01, 2018
Principal amount	$ 720,000	1,440,000
Unamortized debt issuance costs	$ 2,500	$ 4,167
LIBOR [Member] \| Promissory Note Two [Member]
Debt Instrument [Line Items]
Debt instrument, description of variable rate basis	One month Libor

Debt instrument accrued interest monthly due period.

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- Definition

Debt instrument due period.

+ References

No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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- Definition

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

+ References

No definition available.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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- Definition

Amount of the required periodic payments including both interest and principal payments.

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- Definition

The cash outflow for a borrowing supported by a written promise to pay an obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
-URI http://asc.fasb.org/extlink&oid=6513228

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585

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The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

+ References

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