Property, Plant, Equipment and Rental Assets - Depreciation Expense (Details) - USD ($) $ in Millions	12 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Depreciation expense
Depreciation expense	$ 3.9	$ 3.9
Depreciation expense recorded to cost of sales
Depreciation expense recorded to cost of sales	$ 3.7	$ 3.7