Information on Segments and Reconciliation to Earnings Before Income Taxes from Continuing Operations- Additional Information (Details) - USD ($) $ in Millions	Jun. 30, 2015	Dec. 31, 2014
Manufacturing
Segment Reporting Information [Line Items]
Inventory (principally raw materials and work-in-process)	$ 14.9	$ 13.2

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

Name:	us-gaap_SegmentReportingInformationLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration