FIXED ASSETS - Schedule of Fixed Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Mar. 31, 2025
Property, Plant and Equipment [Line Items]
Fixed assets, gross	$ 280,835	$ 272,664
Less - accumulated depreciation	(257,277)	(251,135)
Property, Plant and Equipment, Net, Total	23,558	21,529
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Fixed assets, gross	$ 9,680	9,586
Furniture and fixtures \| Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	7 years
Furniture and fixtures \| Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	3 years
Computer equipment and internal use software
Property, Plant and Equipment [Line Items]
Fixed assets, gross	$ 199,581	191,098
Computer equipment and internal use software \| Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	3 years
Computer equipment and internal use software \| Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	2 years
Leasehold improvements
Property, Plant and Equipment [Line Items]
Estimated useful life	12 years
Fixed assets, gross	$ 52,097	52,175
Demonstration and spare part units
Property, Plant and Equipment [Line Items]
Fixed assets, gross	$ 19,477	$ 19,805
Demonstration and spare part units \| Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	3 years
Demonstration and spare part units \| Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	2 years

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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