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Purchase of interest in Aerex Industries, Inc. (Details 2) - USD ($) | Feb. 11, 2016 | Sep. 30, 2016
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Business Acquisition [Line Items] |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles | $ 5,900,000 | $ 4,940,000
Finite-Lived Intangible Assets, Accumulated Amortization | 960,000 |
Non-compete Agreements [Member] |  |
Business Acquisition [Line Items] |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles | 400,000 | 346,667
Finite-Lived Intangible Assets, Accumulated Amortization | $ 53,333 |
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life | 5 years |
Certifications/programs [Member] |  |
Business Acquisition [Line Items] |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles | $ 2,000,000 | 1,555,556
Finite-Lived Intangible Assets, Accumulated Amortization | $ 444,444 |
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life | 3 years |
Customer backlog [Member] |  |
Business Acquisition [Line Items] |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles | $ 100,000 | 33,333
Finite-Lived Intangible Assets, Accumulated Amortization | $ 66,667 |
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life | 1 year |
Customer Relationships [Member] |  |
Business Acquisition [Line Items] |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles | $ 2,000,000 | 1,666,667
Finite-Lived Intangible Assets, Accumulated Amortization | $ 333,333 |
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life | 4 years |
Trade Names [Member] |  |
Business Acquisition [Line Items] |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles | $ 1,400,000 | $ 1,337,777
Finite-Lived Intangible Assets, Accumulated Amortization | $ 62,223 |
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life | 15 years |

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