Variable Interest Entities - Carrying Values of Assets and Liabilities of Delphax Included on the Company's Consolidated Balance Sheet (Details) - USD ($)	Jun. 30, 2019	Mar. 31, 2019
Variable Interest Entity [Line Items]
Cash and cash equivalents	$ 16,196,626	$ 12,524,321
Accounts receivable, net of allowance for doubtful accounts of $574,086 and $754,108 (Delphax $291,337 and $294,296)	23,723,077	19,077,248
Total Current Assets	88,916,032	71,348,113
Total Assets	133,650,942	115,142,137
Accounts payable	13,296,498	12,552,724
Total Current Liabilities	60,391,189	52,794,010
Total Liabilities	105,978,135	86,308,373
Delphax | Reportable Legal Entities
Variable Interest Entity [Line Items]
Cash and cash equivalents	9,430	12,315
Accounts receivable, net of allowance for doubtful accounts of $574,086 and $754,108 (Delphax $291,337 and $294,296)	49,844	46,844
Other current assets	9,672	58,441
Total Current Assets	68,946	117,600
Other tax receivables-long-term		311,000
Total Assets	68,946	428,600
Accounts payable	96,109	2,151,235
Accrued expenses	401,275	3,157,707
Short-term debt	0	1,749,779
Total Current Liabilities	497,384	7,058,721
Total Liabilities	497,384	7,058,721
Net Liabilities	$ (428,438)	$ (6,630,121)