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Goodwill and Other Intangible Assets (Tables) | 9 Months Ended
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Sep. 30, 2014
Goodwill and Intangible Assets Disclosure [Abstract] |
Changes in the carrying value of goodwill | Changes in the carrying value of goodwill for each reporting unit are as follows (in thousands):
| Energy Chemical Technologies |  | Consumer and Industrial Chemical Technologies |  | Teledrift® |  | Total
Balance at December 31, 2013 | $ | 30,296 |  |  | $ | 20,642 |  |  | $ | 15,333 |  |  | $ | 66,271 |
Final Florida Chemical acquisition adjustment | — |  |  | (1,162 | ) |  | — |  |  | (1,162 | )
Addition upon acquisition of EOGA | 5,455 |  |  | — |  |  | — |  |  | 5,455 |
Addition upon acquisition of SiteLark | 567 |  |  | — |  |  | — |  |  | 567 |
Balance at September 30, 2014 | $ | 36,318 |  |  | $ | 19,480 |  |  | $ | 15,333 |  |  | $ | 71,131 |

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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + 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=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 + Details
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