Acquisition of American DG Energy, Inc. - Additional information (Details) - USD ($) |
3 Months Ended | ||
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May 18, 2017 |
Mar. 31, 2018 |
Mar. 31, 2017 |
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| Business Acquisition [Line Items] | |||
| Revenue | $ 10,175,427 | $ 6,846,767 | |
| Gross profit | 3,837,803 | $ 2,914,673 | |
| American DG Energy, Inc. | |||
| Business Acquisition [Line Items] | |||
| Ownership interest (percent) | 100.00% | ||
| Gross profit | $ 636,880 | ||
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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. No definition available.
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- Definition Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Percentage of subsidiary's or equity method investee's stock owned by parent immediately after all stock transactions. No definition available.
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- Details
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