Income Taxes - Schedule of Income Tax (Benefit) Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2018
Current:
Federal	$ 59	$ 54	$ 66
State and local	21	(383)	(446)
Foreign	463	514	73
Deferred:
Federal	11	79	(2,985)
State and local	7	277	41
Foreign	(360)	(320)	0
Total income tax expense (benefit)	$ 201	$ 221	$ (3,251)