Restructuring and Impairments, Net (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
	Sep. 30, 2014	Mar. 31, 2014 Position
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 4,868
Restructuring and Related Cost, Number of Positions Eliminated		34
Gain on Asset Sales / Impairments, net	12,764
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	2,274
Facility Closing
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 2,594