Purchase of interest in Aerex Industries, Inc. (Details 2) - USD ($)	Feb. 11, 2016	Sep. 30, 2016
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