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Nature Of Operations | 12 Months Ended
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Dec. 31, 2011
Nature Of Operations [Abstract] |
Nature Of Operations | Note 1. Nature of Operations Innospec develops, manufactures, blends and markets fuel additives, personal care and fragrance products and other specialty chemicals. Our products are sold primarily to oil refineries, personal care and fragrance companies, and other chemical and industrial companies throughout the world. Our fuel additives help improve fuel efficiency, boost engine performance and reduce harmful emissions. Our specialty chemicals provide effective technology-based solutions for our customers' processes or products focused in the Personal Care; Household, Industrial & Institutional; and Fragrance Ingredients markets. Principal product lines and reportable segments are Fuel Specialties, Active Chemicals and Octane Additives. See Note 3 for financial information on the Company's reportable segments. Certain revisions have been made, as of and for the year ended December 31, 2011, to the accounting and disclosure of our defined benefit pension plan covering a number of our German employees. These revisions have resulted in a $0.4 million benefit, net of tax of $0.2 million, to the income statement for the year ended December 31, 2011 in respect of actuarial net losses for the two years ended December 31, 2010 previously recognized in the income statement. Prior year comparatives have not been conformed to current year classifications.

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