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INCOME TAXES - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
INCOME TAXES - Narrative (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2024	Nov. 24, 2015
Income Tax Examination
Expected Federal income tax benefit U.S. statutory rate	21.00%	21.00%	21.00%
Federal net of refunds received	$ 200
State and local net of refunds received	200
Foreign net of refunds received	500
Cash paid during the year for income taxes	850	$ 983
Foreign tax credit carryforward	1,200
Valuation allowance	22,048	11,103
Federal Tax Authority
Income Tax Examination
Total operating loss carryforwards	1,200
State
Income Tax Examination
Total operating loss carryforwards	15,500
Foreign Tax Authority
Income Tax Examination
Total operating loss carryforwards	170,300
Netherlands
Income Tax Examination
Cash paid during the year for income taxes	500
Pennsylvania
Income Tax Examination
Cash paid during the year for income taxes	100
Delphax
Income Tax Examination
Ownership (as a percentage)				67.00%
Delphax \| Federal Tax Authority
Income Tax Examination
Total operating loss carryforwards	8,700
Delphax \| State
Income Tax Examination
Total operating loss carryforwards	1,800
Delphax \| Research Tax Credit Carryforward \| Foreign Tax Authority
Income Tax Examination
Valuation allowance	$ 1,800	$ 1,800