Reorganization Charges (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		12 Months Ended
	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2013
Restructuring Cost and Reserve [Line Items]
Reorganizing charges			$ 4.5
Accrued liabilities to satisfy remaining obligations under reorganization initiatives			0.1
Employee Termination and Other Benefits [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Reorganizing charges			0.8
Employee Termination and Other Benefits [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Reorganizing charges			3.1
Non-Cash Impairment Charges [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Reorganizing charges			0.6	[1]
Performance Materials [Member]
Restructuring Cost and Reserve [Line Items]
Reorganizing charges	0.2	0.4	0.7
Performance Materials [Member] | Employee Termination and Other Benefits [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Reorganizing charges			0.1
Performance Materials [Member] | Employee Termination and Other Benefits [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Reorganizing charges			0.6
Performance Materials [Member] | Non-Cash Impairment Charges [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Reorganizing charges			0	[1]
Construction Technologies [Member]
Restructuring Cost and Reserve [Line Items]
Reorganizing charges	0.2	0.5	3.8
Construction Technologies [Member] | Employee Termination and Other Benefits [Member] | Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Reorganizing charges			0.7
Construction Technologies [Member] | Employee Termination and Other Benefits [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Reorganizing charges			2.5
Construction Technologies [Member] | Non-Cash Impairment Charges [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Reorganizing charges			$ 0.6	[1]

[1] Non-cash impairment charges relate to write-down of certain assets held-for-sale to their estimated fair values based on a third-party appraisal (a Level 2 fair value input).