Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)		3 Months Ended
		Jun. 30, 2017		Jun. 30, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)		$ 1,229,880		$ (7,989,380)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Gain on sale of marketable securities				(143,869)
Gain on sale of property and equipment		(1,091)
Change in inventory reserves		(405,302)		2,434,837
Change in accounts receivable reserves		(20,950)		(86,049)
Depreciation, amortization and impairment		398,827		1,989,601
Change in cash surrender value of life insurance		(14,335)		(18,571)
Deferred Income Tax Expense (Benefit)		(501,880)
Warranty reserve		27,706		39,001
Other-than-temporary impairment loss on investments		771,173		1,502,239
Change in operating assets and liabilities:
Accounts receivable		(1,071,687)		1,117,413
Notes receivable		811,207		(406,552)
Inventories		(1,896,441)		(5,704,755)
Prepayments and other assets		380,030		534,759
Accounts payable		(1,047,556)		1,864,793
Accrued expenses and other current liabilities		(1,206,518)		744,233
Income taxes payable/receivable		355,186		(428,132)
Non-current liabilities		47,240		(207,494)
Total adjustments		(3,374,391)		3,231,454
Net cash used in operating activities		(2,144,511)		(4,757,926)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of marketable securities		(30,476)		(924,623)
Proceeds from sale of marketable securities				1,215,105
Business combinations		(2,900,000)
Capital expenditures		(489,995)		(519,569)
Proceeds from sale of property and equipment		1,861
Increase in restricted cash				(3,411)
Net cash used in investing activities		(3,418,610)		(232,498)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from lines of credit		17,002,765		12,047,913
Payments on lines of credit		(14,520,242)		(8,727,210)
Proceeds from term loan		2,400,000
Payments on term loan		(200,000)
Net cash provided by financing activities		4,682,523		3,634,395
Effect of foreign currency exchange rates on cash and cash equivalents		6,057		(19,450)
NET DECREASE IN CASH AND CASH EQUIVALENTS		(874,541)		(1,375,479)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD		2,763,365	[1]	5,345,455
CASH AND CASH EQUIVALENTS AT END OF PERIOD		1,888,824		3,969,976
Finished goods inventory transferred to property and equipment				321,345
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Interest		160,191		2,319
Income taxes		18,814		56,133
Delphax [Member]
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from lines of credit				$ 313,692
Delphax [Member]
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from lines of credit
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	[2],[3]	328,327
CASH AND CASH EQUIVALENTS AT END OF PERIOD	[2]	$ 312,016

[1] Derived from audited consolidated financial statements

[2] Amounts related to Delphax as of June 30, 2017 and March 31, 2017, respectively.

[3] Derived from audited consolidated financial statements