Restructuring and Related Charges (Details Textual) (USD $) In Millions, unless otherwise specified	9 Months Ended	21 Months Ended							45 Months Ended
	Dec. 31, 2012	Dec. 31, 2012	Dec. 31, 2012 Maximum [Member]	Dec. 31, 2012 Minimum [Member]	Dec. 31, 2012 HSG [Member]	Dec. 31, 2012 RSG [Member]	Dec. 31, 2012 Corporate/Other [Member]	Dec. 31, 2012 Severance and Employment Costs [Member]	Dec. 31, 2012 Fiscal 2009 Restructuring Plan [Member]	Dec. 31, 2012 Fiscal 2012 Restructuring Plan [Member]	Dec. 31, 2012 Facility Closing [Member]
Restructuring Charges (Textual) [Abstract]
Number of employees impacted through restructuring actions		130
Restructuring and related charges		$ 12.1
Restructuring charges	1.2				2.6	0.6	8.9		19.0
Liability on restructuring activity									0.3	0.6
Cost savings			16.0	14.0
Remaining severance, other employment costs, and facilities								0.1			0.1
Severance, other employment costs and facilities, future								$ 0.5			$ 0.2