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Goodwill and Intangible Assets (Tables) | 3 Months Ended
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Mar. 31, 2014
Goodwill And Intangible Assets Disclosure [Abstract] |
Goodwill | The changes in the carrying amount of goodwill and accumulated impairment (loss) during the three months ended March 31, 2014 and twelve months ended December 31, 2013 were as follows:
|  | 2014 |  |  | 2013 |
|  | Gross Carrying Amount |  |  | Accumulated Impairment (Loss) |  |  | Net |  |  | Gross Carrying Amount |  |  | Accumulated Impairment (Loss) |  |  | Net |
Beginning balance at January 1 |  | $ | 290,323 |  |  | $ | (139,414 | ) |  | $ | 150,909 |  |  | $ | 290,147 |  |  | $ | (139,414 | ) |  | $ | 150,733 |
Acquired goodwill(1) |  |  | 381 |  |  |  | — |  |  |  | 381 |  |  |  | — |  |  |  | — |  |  |  | — |
Foreign currency translation |  |  | (178 | ) |  |  | — |  |  |  | (178 | ) |  |  | 176 |  |  |  | — |  |  |  | 176 |
Ending balance at March 31, 2014 and December 31, 2013 |  | $ | 290,526 |  |  | $ | (139,414 | ) |  | $ | 151,112 |  |  | $ | 290,323 |  |  | $ | (139,414 | ) |  | $ | 150,909 |
(1) | During the three months ended March 31, 2014, the Company recorded a purchase accounting adjustment for $381 related to the March 12, 2013 purchase of Alter S.r.l.
Intangible Assets | Components of the Company’s intangible assets are comprised of the following:
As of March 31, 2014: |  | Gross |  |  | Accumulated Amortization |  |  | Foreign Currency Translation |  |  | Net |
Completed technology |  | $ | 84,680 |  |  | $ | (78,277 | ) |  | $ | 445 |  |  | $ | 6,848 |
Customer relationships |  |  | 14,571 |  |  |  | (9,983 | ) |  |  | 372 |  |  |  | 4,960 |
Patents, trademarks, trade names and other |  |  | 25,636 |  |  |  | (25,004 | ) |  |  | 79 |  |  |  | 711 |
|  | $ | 124,887 |  |  | $ | (113,264 | ) |  | $ | 896 |  |  | $ | 12,519 |
As of December 31, 2013: |  | Gross |  |  | Accumulated Amortization |  |  | Foreign Currency Translation |  |  | Net |
Completed technology |  | $ | 84,680 |  |  | $ | (78,072 | ) |  | $ | 519 |  |  | $ | 7,127 |
Customer relationships |  |  | 14,571 |  |  |  | (9,831 | ) |  |  | 454 |  |  |  | 5,194 |
Patents, trademarks, trade names and other |  |  | 25,636 |  |  |  | (24,951 | ) |  |  | 84 |  |  |  | 769 |
|  | $ | 124,887 |  |  | $ | (112,854 | ) |  | $ | 1,057 |  |  | $ | 13,090 |
Estimated Amortization Expense | Aggregate amortization expense related to acquired intangibles for the three months ended March 31, 2014 and 2013 were $410 and $434, respectively. Estimated amortization expense for each of the remaining fiscal years is as follows:
Year |  | Amount |
2014 (remaining) |  | $ | 1,376 |
2015 |  |  | 1,769 |
2016 |  |  | 1,586 |
2017 |  |  | 1,555 |
2018 |  |  | 1,546 |
Thereafter |  |  | 4,687 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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