Condensed Consolidated Balance Sheets (Parentheticals) - USD ($)	Jun. 30, 2019	Mar. 31, 2019
Accounts receivable, allowance for doubtful accounts	$ 574,086	$ 754,108
Assets on lease, accumulated depreciation	6,397,157	6,688,630
Property and equipment, accumulated depreciation	5,977,699	5,665,498
Intangible assets, accumulated amortization	2,207,571	2,156,192
Cash and cash equivalents	16,196,626	12,524,321
Prepaid expenses and other	1,795,614	1,880,126
Other tax receivables - long term	0	311,000
Accounts payable	13,296,498	12,552,724
Accrued payroll and related items	2,729,056	8,910,245
Other accrued expenses	$ 3,905,819	$ 2,953,176
Preferred stock, par value (in dollars per share)	$ 1	$ 1
Preferred stock, shares authorized (in shares)	50,000	50,000
Common stock, par value (in dollars per share)	$ 0.25	$ 0.25
Common stock, shares authorized (in shares)	4,000,000	4,000,000
Common stock, shares issued (in shares)	3,015,087	2,022,637
Common stock, shares outstanding (in shares)	3,015,087	2,022,637
Delphax
Accounts receivable, allowance for doubtful accounts	$ 291,337	$ 294,296
Cash and cash equivalents	9,430	12,000
Prepaid expenses and other	9,672	58,164
Other tax receivables - long term	0	311,000
Accounts payable	96,109	2,134,053
Accrued payroll and related items	401,275	3,146,395
Other accrued expenses	$ 0	$ 11,312