Restructuring Charges (Details Textual) (USD $)	12 Months Ended			21 Months Ended	3 Months Ended	12 Months Ended	36 Months Ended	12 Months Ended	60 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012 employee	Mar. 31, 2014 Restructuring Plan Fiscal Two Zero One Four [Member]	Mar. 31, 2014 Restructuring Plan Fiscal Two Zero One Four [Member]	Mar. 31, 2014 Fiscal 2012 Restructuring Plan [Member]	Mar. 31, 2014 Fiscal 2009 Restructuring Plan [Member]	Mar. 31, 2014 Fiscal 2009 Restructuring Plan [Member]	Mar. 31, 2014 Severance and Employment Costs [Member]
Restructuring Charges (Textual) [Abstract]
Number of employees impacted through restructuring actions				130
Restructuring and related charges							$ 12,100,000
Restructuring charges	1,289,000	1,087,000	10,857,000		600,000	700,000		32,000	19,000,000
Restructuring liabilities	534,000	584,000			500,000	500,000
Severance and other employment costs, future										$ 500,000