Consolidated Statements of Equity (Unaudited) (As Restated) - USD ($)		Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Noncontrolling Interest [Member]		Total
Balance at Dec. 31, 2015		$ 593,131	$ 4,936,518	$ 30,191,545	$ (37,743)	$ 1,427,550		$ 37,111,001
Balance (in shares) at Mar. 31, 2015		2,372,527
Balance at Mar. 31, 2015		$ 593,131	4,929,090	24,407,915	(134,913)			29,795,223
Initial consolidation of Delphax						1,713,000		1,713,000
Net income (loss)				5,783,630		(279,510)		5,504,120
Net change from marketable securities, net of tax					109,230			109,230
Foreign currency translation loss					(12,060)	(5,940)		(18,000)
Funding on residual sharing agreements			7,428					7,428
Balance (in shares) at Dec. 31, 2015		2,372,527
Balance at Dec. 31, 2016		$ 510,696	4,268,536	18,227,554	4,513	(932,634)	[1]	22,078,665
Balance (in shares) at Mar. 31, 2016		2,372,527
Balance at Mar. 31, 2016		$ 593,131	4,956,171	28,821,825	(140,519)	1,040,922	[1]	35,271,530	[1],[2]
Repurchase of common stock (in shares)		(329,738)
Repurchase of common stock		$ (82,435)	(687,635)	(7,146,939)			[1]	(7,917,009)
Net loss*	[1]			(3,447,332)		(1,851,798)		(5,299,130)
Net income (loss)								(5,244,274)
Net change from marketable securities, net of tax					392,232		[1]	392,232
Foreign currency translation loss					$ (247,200)	$ (121,758)	[1]	$ (368,958)
Balance (in shares) at Dec. 31, 2016		2,042,789

[1] Excludes income attributable to redeemable non-controlling interest in Contrail Aviation

[2] Derived from audited consolidated financial statements