Restructuring and Related Charges (Details) (USD $)	6 Months Ended
	Sep. 30, 2014
Restructuring Reserve [Roll Forward]
Balance at March 31, 2013	$ 534,000
Provision	548,000
Payments for restructuring, severance and other charges	(823,000)
Balance at December 31, 2013	259,000
Severance and employment costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Future Payment, Year Two	200,000
Severance and employment costs [Member] | Restructuring Plan Fiscal Two Zero One Five [Member]
Restructuring Reserve [Roll Forward]
Balance at March 31, 2013	0
Provision	178,000
Payments for restructuring, severance and other charges	0
Balance at December 31, 2013	178,000
Severance and employment costs [Member] | Restructuring Plan Fiscal Two Zero One Four [Member]
Restructuring Reserve [Roll Forward]
Balance at March 31, 2013	534,000
Provision	370,000
Payments for restructuring, severance and other charges	(823,000)
Balance at December 31, 2013	$ 81,000