Income Taxes (Unrecognized Tax Benefit Activity) (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2014
Reconciliation of Unrecognized Tax Benefits [Roll Forward]
Unrecognized tax benefits as of beginning of fiscal year	$ 212	$ 210	$ 188
Additions based on tax positions related to the current period positions	15	2	22
Unrecognized tax benefits as of end of fiscal year	$ 227	$ 212	$ 210