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Business Segment, Geographic and Major Customer Information (Tables) | 3 Months Ended
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Mar. 31, 2014
Segment Reporting [Abstract] |
Financial information regarding reportable segments | Summarized financial information of the reportable segments is as follows (in thousands):
As of and for the three months ended March 31, |  | Energy Chemical Technologies |  | Consumer and Industrial Chemical Technologies |  | Drilling Technologies |  | Production Technologies |  | Corporate and Other |  | Total
2014 |  |  |  |  |  |  |  |  |  |  |  |
Net revenue from external customers |  | $ | 62,377 |  |  | $ | 13,030 |  |  | $ | 24,901 |  |  | $ | 2,267 |  |  | $ | — |  |  | $ | 102,575 |
Gross margin |  | 29,220 |  |  | 4,033 |  |  | 9,788 |  |  | 640 |  |  | — |  |  | 43,681 |
Income (loss) from operations |  | 21,623 |  |  | 2,335 |  |  | 3,317 |  |  | (79 | ) |  | (8,398 | ) |  | 18,798 |
Depreciation and amortization |  | 1,067 |  |  | 433 |  |  | 2,437 |  |  | 70 |  |  | 212 |  |  | 4,219 |
Total assets |  | 137,638 |  |  | 93,217 |  |  | 136,141 |  |  | 14,864 |  |  | 8,656 |  |  | 390,516 |
Capital expenditures |  | 1,386 |  |  | 14 |  |  | 3,296 |  |  | 61 |  |  | 233 |  |  | 4,990 |
2013 |  |  |  |  |  |  |  |  |  |  |  |
Net revenue from external customers |  | $ | 44,650 |  |  | $ | — |  |  | $ | 28,914 |  |  | $ | 4,679 |  |  | $ | — |  |  | $ | 78,243 |
Gross margin |  | 19,113 |  |  | — |  |  | 11,346 |  |  | 2,171 |  |  | — |  |  | 32,630 |
Income (loss) from operations |  | 14,324 |  |  | — |  |  | 5,419 |  |  | 1,613 |  |  | (8,808 | ) |  | 12,548 |
Depreciation and amortization |  | 460 |  |  | — |  |  | 2,362 |  |  | 61 |  |  | 150 |  |  | 3,033 |
Total assets |  | 59,301 |  |  | — |  |  | 120,015 |  |  | 12,280 |  |  | 26,887 |  |  | 218,483 |
Capital expenditures |  | 1,025 |  |  | — |  |  | 861 |  |  | 997 |  |  | 1,500 |  |  | 4,383 |
Revenue by geographic location | Revenue by geographic location is as follows (in thousands):
| Three months ended March 31,
| 2014 |  | 2013
U.S. | $ | 87,331 |  |  | $ | 66,023 |
Other countries | 15,244 |  |  | 12,220 |
Total | $ | 102,575 |  |  | $ | 78,243 |

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- Definition Tabular disclosure of the names of foreign countries from which revenue is material and the amount of revenue from external customers attributed to those countries. An entity may also provide subtotals of geographic information about groups of countries. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e9038-108599 + Details
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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8721-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8813-108599 Reference 3: 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 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8906-108599 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8736-108599 + Details
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