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Goodwill and Other Intangibles - Changes in Goodwill by Operating Segment (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2013 | Dec. 31, 2012
Goodwill [Roll Forward] |  |
Goodwill, Beginning Balance | $ 276,966 | $ 273,145
Foreign currency translation adjustments | 7,237 | 3,821
Goodwill, Ending Balance | 284,203 | 276,966
Performance Chemicals |  |
Goodwill [Roll Forward] |  |
Goodwill, Beginning Balance | 43,519 | 43,098
Foreign currency translation adjustments | 84 | 421
Goodwill, Ending Balance | 43,603 | 43,519
Catalyst Solutions |  |
Goodwill [Roll Forward] |  |
Goodwill, Beginning Balance | 233,447 | 230,047
Foreign currency translation adjustments | 7,153 | 3,400
Goodwill, Ending Balance | $ 240,600 | $ 233,447

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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- Details
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- Definition Amount of increase (decrease) from foreign currency translation adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 + Details
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