Condensed Financial Information (Details) (USD $)	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Schedule of Equity Method Investments [Line Items]
Equity Method Investment	$ 20,536,000us-gaap_EquityMethodInvestments		$ 21,751,000us-gaap_EquityMethodInvestments
Revenue Recognized Under Net Reporting Arrangements	11,865,000kwr_NetReportingAmount	10,573,000kwr_NetReportingAmount
Kelko (Venezuela) [Member]
Schedule of Equity Method Investments [Line Items]
Effect Of Currency Conversion, Amount	2,806,000
Effect Of Currency Conversion, Per Diluted Share	$ 0.21
Equity Method Investment	$ 137,000

Reflects the amount charged in the current period due to currency conversion impacts of an equity investment's local currency.

No definition available.

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- Definition

Reflects the effect on diluted earnings per share of a currency conversion charge during the period due to an equity affiliate.

+ References

No definition available.

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- Definition

Amount recognized as revenue under net reporting arrangements

+ References

No definition available.

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- Definition

This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.12)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=35755396&loc=d3e33749-111570

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