Note 3 - Acquisition of Interests in Contrail - Intangible Assets and Goodwill (Details) - USD ($)	2 Months Ended
Sep. 30, 2016	Jul. 18, 2016	Mar. 31, 2016
Contrail Aviation Inc. [Member]
Intangible Assets	$ 863,132	$ 889,700
Amortization	(26,568)
Goodwill	3,986,865	3,986,865
Intangible assets and goodwill, net	4,849,997	$ 4,876,565
Goodwill	$ 3,986,865		$ 275,408

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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-Publisher FASB
-Name Accounting Standards Codification
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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Carrying amount of finite-lived intangible assets, indefinite-lived intangible assets and goodwill. Goodwill is an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Intangible assets are assets, not including financial assets, lacking physical substance.

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