Minimum period the individual is required to perform services to be fully vested under the deferred compensation arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Note 18 - Employee Benefits (Details Textual) - USD ($)	4 Months Ended	12 Months Ended
Note 18 - Employee Benefits (Details Textual) - USD ($)	Mar. 31, 2016	Mar. 31, 2016	Mar. 31, 2015
Payment for Pension and Other Postretirement Benefits		$ 376,000	$ 299,000
Domestic Plan [Member] \| Delphax [Member]
Defined Contribution Plan, Employer Matching Contribution, Percent of Match		50.00%
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent		6.00%
Deferred Compensation Arrangement with Individual, Requisite Service Period		3 years
Defined Contribution Plan, Employer Discretionary Contribution Amount	$ 15,000
Foreign Plan [Member] \| CANADA
Deferred Compensation Arrangement with Individual, Requisite Service Period		2 years
Defined Contribution Plan, Employer Discretionary Contribution Amount	$ 41,000
Foreign Plan [Member] \| CANADA \| Minimum [Member]
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay		3.00%
Foreign Plan [Member] \| CANADA \| Maximum [Member]
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay		4.00%
Foreign Plan [Member] \| Delphax [Member]
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent		2.00%
General and Administrative Expense [Member]
Other Labor-related Expenses		$ 1,748,000	$ 1,150,000