Value of equity interests (such as common shares, preferred shares, or partnership interest) issued or issuable to acquire the entity.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

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The number of states the entity operates in as of the balance sheet date.

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Note 15 - Acquisitions (Details Textual)			3 Months Ended		12 Months Ended
Note 15 - Acquisitions (Details Textual)	Jun. 01, 2017 USD ($)	Jul. 01, 2016 USD ($) shares	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Sep. 30, 2017 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)
Business Combination, Acquisition Related Costs			$ 0	$ 0	$ 281,909	$ 211,951	$ 71,939
Air Enterprises [Member]
Number of States in which Entity Operates	1
Air Enterprises [Member]
Business Combination, Consideration Transferred	$ 10,250,000
Federal Hose [Member]
Business Combination, Consideration Transferred		$ 5,851,531
Federal Hose [Member] \| First Francis [Member] \| Promissory Note 1 and 2 [Member]
Business Combination, Consideration Transferred, Liabilities Incurred		$ 4,768,662
Federal Hose [Member] \| Common Class A [Member] \| First Francis [Member]
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares \| shares		911,250
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned		$ 847,463
Federal Hose [Member] \| Common Class B [Member] \| First Francis [Member]
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares \| shares		303,750
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned		$ 235,406