Airedale Facility Fire (Details) (Loss by Fire [Member], USD $) In Millions, unless otherwise specified	3 Months Ended	13 Months Ended
	Jun. 30, 2014	Sep. 30, 2014	Mar. 31, 2014
Loss by Fire [Member]
Unusual of Infrequent Item [Line Items]
Gain from insurance included in selling, general, and administrative expenses	$ 2.6
Advance received from insurance provider		44.9
Inventory write off		4.7
Equipment write off		1.4
Other costs attributable to fire		15.9
Aggregate losses and costs		22.0
Company paid reconstruction costs		2.5
Liability to rebuild damaged facility		59.2	45.0
Current liability to rebuild damaged facility		56.3	37.0
Noncurrent liability to rebuild damaged facility		2.9	8.0
Insurance receivable		38.9	25.4
Insurance receivable current		38.4	18.4
Insurance receivable noncurrent		0.5	7.0
Increased cost estimate to rebuild damaged facility		$ 14.2