Business Segments, Significant Customer and Geographic Information (Tables)

12 Months Ended

Mar. 31, 2022

Segment Reporting [Abstract]

Schedule of percentages of revenues, by geographic region, derived from shipments to, or contract, service and other revenues from, external customers located outside the U.S.

The following table sets forth the percentages of our revenues, by geographic region, derived from shipments to, or contract, service and other revenues from, external customers located outside the U.S.:

	Year Ended March 31,
	2022		2021		2020
Canada	—	%	1	%	—	%
Europe	—		—		1
	—	%	1	%	1	%