Discontinued Operations - Narrative (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2011	Dec. 31, 2013
Precision Tool Cutting and Specialty Fittings Line of Business [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from Divestiture of Businesses	$ 1.0	$ 2.2	$ 36.4
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High				1.3
Discontinued Operation, Gain from Disposal of Discontinued Operation, before Income Tax			10.3
Fair Value Disclosure, Off-balance Sheet Risks, Amount, Asset				2.5
Specialty Laminates, Jacketings and Insulation Tapes Line of Business [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Restructuring Charges			$ 1.8