Cost Method Investment - Additional Information (Detail) - Pulsedlight [Member] - USD ($)	Jan. 12, 2016	Oct. 30, 2014
Investments [Line Items]
Equity investment made by the company		$ 275,000
Percentage of stake ownership in investment		10.80%
Purchase of common stock shares		11,000
Net proceeds from sale of shares	$ 737,283
Cash received from sale of shares	661,466
Deposited in escrow account	$ 75,817
Percentage proceeds held in escrow	10.00%
Escrow Deposit Period	1 year

Escrow deposit period.

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- Definition

Investments [Line Items]

+ References

No definition available.

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- Definition

Securities consideration held in escrow percentage.

+ References

No definition available.

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- Definition

Amount, after adjustment, of cost-method investment. Adjustments include, but are not limited to, dividends received in excess of earnings after date of investment that are considered a return of investment and other than temporary impairments.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Balance held at close of period in number of shares.

+ References

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-Publisher FASB
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- Definition

Percent of net assets at close of period. For schedules of investments that are categorized, each category has a percent of net assets for the aggregated value of the Investments in the category.

+ References

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- Definition

The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Cash received on stock transaction after deduction of issuance costs.

+ References

No definition available.

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