Commitments and Contingencies (Details Textual) - USD ($)	3 Months Ended	35 Months Ended
	Jun. 30, 2019	Jun. 30, 2019	Jul. 18, 2016
Business Acquisition, Contingent Consideration [Line Items]
Fair value of redeemable non-controlling interest	$ 6,685,000	$ 6,685,000
Change in redemption value	1,209,000
Adjustment to fair value of redeemable non-controlling interest	(985,024)
Contrail Aviation Support LLC. | Contrail Aviation Inc.
Business Acquisition, Contingent Consideration [Line Items]
Contingent consideration maximum per year			$ 1,500,000
Contingent consideration aggregate			3,000,000
Recognized identifiable assets acquired and liabilities assumed, earnout liability			$ 2,900,000
Change in amount of contingent consideration liability		2,500,000
Current remaining liability	$ 497,000	$ 497,000