Restructuring and Related Charges (Details) $ in Thousands	6 Months Ended
	Sep. 30, 2015 USD ($)
Restructuring Reserve [Roll Forward]
Balance at March 31, 2013	$ 450
Provision	(63)
Payments for restructuring, severance and other charges	(381)
Balance at December 31, 2013	6
Severance and employment costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Future Payment, Year Two	200
Severance and employment costs [Member] | Restructuring Plan Fiscal Two Zero One Five [Member]
Restructuring Reserve [Roll Forward]
Balance at March 31, 2013	450
Provision	(63)
Payments for restructuring, severance and other charges	(381)
Balance at December 31, 2013	$ 6