Balance and Transactions Between Company and Related Party (Details) (Equity Method Investee, USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2015		Mar. 31, 2014
Armand Products Company
Related Party Transaction [Line Items]
Purchases by Company	$ 5.3		$ 4.5
Sales by Company	0		0
Outstanding Accounts Receivable	0.5		0.5
Outstanding Accounts Payable	1.7		1.9
Administration & Management Oversight Services	0.6	[1]	0.6	[1]
ArmaKleen Company
Related Party Transaction [Line Items]
Purchases by Company	0		0
Sales by Company	0.3		0.3
Outstanding Accounts Receivable	0.2		0.9
Outstanding Accounts Payable	0		0
Administration & Management Oversight Services	0.5	[1]	0.5	[1]
Natronx Technologies LLC
Related Party Transaction [Line Items]
Purchases by Company	0		0
Sales by Company	0.5		0.4
Outstanding Accounts Receivable	0.1		0.3
Outstanding Accounts Payable	0		0
Administration & Management Oversight Services	$ 0.2	[1]	$ 0.2	[1]

[1] Billed by Company and recorded as a reduction of selling, general and administrative expenses.