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Business Segment, Geographic and Major Customer Information (Tables) | 6 Months Ended
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Jun. 30, 2015
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 June 30, | Energy Chemistry Technologies |  | Consumer and Industrial Chemistry Technologies |  | Drilling Technologies |  | Production Technologies |  | Corporate and Other |  | Total
2015 |  |  |  |  |  |  |  |  |  |  |
Net revenue from external customers | $ | 56,472 |  |  | $ | 15,477 |  |  | $ | 12,334 |  |  | $ | 2,747 |  |  | $ | — |  |  | $ | 87,030 |
Gross margin | 20,426 |  |  | 4,126 |  |  | 4,103 |  |  | 597 |  |  | — |  |  | 29,252 |
Income (loss) from operations | 11,892 |  |  | 2,683 |  |  | (21,300 | ) |  | (1,596 | ) |  | (10,287 | ) |  | (18,608 | )
Depreciation and amortization | 1,174 |  |  | 549 |  |  | 2,218 |  |  | 198 |  |  | 471 |  |  | 4,610 |
Total assets | 149,767 |  |  | 98,251 |  |  | 114,481 |  |  | 25,544 |  |  | 15,350 |  |  | 403,393 |
Capital expenditures | 2,075 |  |  | 6 |  |  | 620 |  |  | 138 |  |  | 527 |  |  | 3,366 |
2014 |  |  |  |  |  |  |  |  |  |  |
Net revenue from external customers | $ | 62,589 |  |  | $ | 12,607 |  |  | $ | 27,241 |  |  | $ | 2,881 |  |  | $ | — |  |  | $ | 105,318 |
Gross margin | 27,432 |  |  | 2,893 |  |  | 10,762 |  |  | 1,223 |  |  | — |  |  | 42,310 |
Income (loss) from operations | 19,162 |  |  | 972 |  |  | 4,200 |  |  | 421 |  |  | (7,080 | ) |  | 17,675 |
Depreciation and amortization | 1,095 |  |  | 549 |  |  | 2,493 |  |  | 92 |  |  | 366 |  |  | 4,595 |
Total assets | 140,028 |  |  | 97,935 |  |  | 139,095 |  |  | 15,922 |  |  | 15,241 |  |  | 408,221 |
Capital expenditures | 1,418 |  |  | 17 |  |  | 2,025 |  |  | 50 |  |  | 747 |  |  | 4,257 |
As of and for the six months ended June 30, | Energy Chemistry Technologies |  | Consumer and Industrial Chemistry Technologies |  | Drilling Technologies |  | Production Technologies |  | Corporate and Other |  | Total
2015 |  |  |  |  |  |  |  |  |  |  |
Net revenue from external customers | $ | 103,115 |  |  | $ | 28,940 |  |  | $ | 31,028 |  |  | $ | 6,321 |  |  | $ | — |  |  | $ | 169,404 |
Gross margin | 36,526 |  |  | 7,833 |  |  | 10,094 |  |  | 1,326 |  |  | — |  |  | 55,779 |
Income (loss) from operations | 18,713 |  |  | 5,064 |  |  | (21,937 | ) |  | (2,135 | ) |  | (19,601 | ) |  | (19,896 | )
Depreciation and amortization | 2,378 |  |  | 1,102 |  |  | 4,537 |  |  | 323 |  |  | 841 |  |  | 9,181 |
Total assets | 149,767 |  |  | 98,251 |  |  | 114,481 |  |  | 25,544 |  |  | 15,350 |  |  | 403,393 |
Capital expenditures | 4,443 |  |  | 28 |  |  | 2,744 |  |  | 776 |  |  | 972 |  |  | 8,963 |
2014 |  |  |  |  |  |  |  |  |  |  |
Net revenue from external customers | $ | 124,966 |  |  | $ | 25,638 |  |  | $ | 52,142 |  |  | $ | 5,147 |  |  | $ | — |  |  | $ | 207,893 |
Gross margin | 56,650 |  |  | 6,927 |  |  | 20,550 |  |  | 1,863 |  |  | — |  |  | 85,990 |
Income (loss) from operations | 40,785 |  |  | 3,307 |  |  | 7,517 |  |  | 343 |  |  | (15,479 | ) |  | 36,473 |
Depreciation and amortization | 2,162 |  |  | 982 |  |  | 4,930 |  |  | 163 |  |  | 577 |  |  | 8,814 |
Total assets | 140,028 |  |  | 97,935 |  |  | 139,095 |  |  | 15,922 |  |  | 15,241 |  |  | 408,221 |
Capital expenditures | 2,804 |  |  | 30 |  |  | 5,321 |  |  | 110 |  |  | 980 |  |  | 9,245 |
Revenue by geographic location | Revenue by geographic location is as follows (in thousands):
| Three months ended June 30, |  | Six months ended June 30,
| 2015 |  | 2014 |  | 2015 |  | 2014
U.S. | $ | 73,250 |  |  | $ | 91,691 |  |  | $ | 137,446 |  |  | $ | 179,022 |
Other countries | 13,780 |  |  | 13,627 |  |  | 31,958 |  |  | 28,871 |
Total | $ | 87,030 |  |  | $ | 105,318 |  |  | $ | 169,404 |  |  | $ | 207,893 |
Revenue by major customer | Revenue from major customers, as a percentage of consolidated revenue, is as follows:
| Three months ended June 30, |  | Six months ended June 30,
| 2015 |  | 2014 |  | 2015 |  | 2014
Customer A | 19.5 | % |  | * |  |  | 15.8 | % |  | * |
Customer B | 12.1 | % |  | 17.7 | % |  | 11.2 | % |  | 19.2 | %

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- Definition Tabular disclosure of the extent of the entity's reliance on its major customers, if revenues from transactions with a single external customer amount to 10 percent or more of entity revenues, including the disclosure of that fact, the total amount of revenues from each such customer, and the identity of the reportable segment or segments reporting the revenues. The entity need not disclose the identity of a major customer or the amount of revenues that each segment reports from that customer. For these purposes, a group of companies known to the entity to be under common control is considered a single customer, and the federal government, a state government, a local government such as a county or municipality, or a foreign government is each considered a single customer. + References No definition available. + Details
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- Definition Tabular disclosure of information concerning material long-lived assets (excluding financial instruments, customer relationships with financial institutions, mortgage and other servicing rights, deferred policy acquisition costs, and deferred taxes assets) located in identified geographic areas and/or the amount of revenue from external customers attributed to that country from which revenue is material. 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 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e9038-108599 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + 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 30 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8906-108599 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 280 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8721-108599 Reference 4: 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 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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