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Prepaid Expenses And Other Current Assets (Schedule Of Prepaid Expenses And Other Current Assets) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Prepaid Expenses And Other Current Assets [Abstract]
Income taxes on intercompany profit	$ 17,998	$ 5,673
Dividend funding	8,529	5,304
Marketable securities-Innospec Inc. settlement	5,208	0
Insurance	2,661	2,380
Other	2,587	2,087
Prepaid expenses and other current assets, total	$ 36,983	$ 15,444

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Represents the amount of funds transferred to the record keeper to satisfy payment of dividends that have been declared prior to the balance sheet date and will be paid subsequent to the balance sheet date.

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Deferred taxes on intercompany profit of sale recorded by selling subsidiary but not yet sold on to a third party.

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Total debt and equity financial instruments including: (1) securities held-to-maturity, (2) trading securities, and (3) securities available-for-sale.

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Aggregate carrying amount, as of the balance sheet date, of current assets not separately disclosed in the balance sheet. Current assets are expected to be realized or consumed within one year (or the normal operating cycle, if longer).

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The total of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer, and the aggregate carrying amount of current assets, as of the balance sheet date, not separately presented elsewhere in the balance sheet. Current assets are expected to be realized or consumed within one year (or the normal operating cycle, if longer).

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Carrying amount as of the balance sheet date of unamortized costs of insurance coverage, which will be charged against earnings ratably over the period in which contractually agreed upon coverage's will be in effect; such periods expire within one year or the normal operating cycle, if longer.

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