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Goodwill and Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2014
Goodwill and Intangible Assets Disclosure [Abstract] |
Changes in the carrying amount of Goodwill | The changes in the carrying amount of Goodwill are as follows:
| Goodwill |  | Accumulated Impairment Losses |  | Total
Balance as of December 31, 2012 | $ | 68,585 |  |  | $ | (48,868 | ) |  | $ | 19,717 |
Foreign currency fluctuations | 321 |  |  | (1,109 | ) |  | (788 | )
Balance as of December 31, 2013 | $ | 68,906 |  |  | $ | (49,977 | ) |  | $ | 18,929 |
Foreign currency fluctuations | (4,048 | ) |  | 3,474 |  |  | (574 | )
Balance as of December 31, 2014 | $ | 64,858 |  |  | $ | (46,503 | ) |  | $ | 18,355 |
Acquired Intangible Assets excluding Goodwill | The balances of acquired Intangible Assets, excluding Goodwill, as of December 31, are as follows:
| Customer Lists and Service Contracts |  | Trade Name |  | Technology |  | Total
Balance as of December 31, 2014 |  |  |  |  |  |  |
Original cost | $ | 21,946 |  |  | $ | 4,300 |  |  | $ | 6,915 |  |  | $ | 33,161 |
Accumulated amortization | (12,099 | ) |  | (2,068 | ) |  | (3,406 | ) |  | (17,573 | )
Carrying amount | $ | 9,847 |  |  | $ | 2,232 |  |  | $ | 3,509 |  |  | $ | 15,588 |
Weighted-average original life (in years) | 15 |  |  | 14 |  |  | 13 |  |  |  |
Balance as of December 31, 2013 |  |  |  |  |  |  |  |  |  |  |
Original cost | $ | 23,763 |  |  | $ | 4,836 |  |  | $ | 7,347 |  |  | $ | 35,946 |
Accumulated amortization | (11,609 | ) |  | (1,976 | ) |  | (3,333 | ) |  | (16,918 | )
Carrying amount | $ | 12,154 |  |  | $ | 2,860 |  |  | $ | 4,014 |  |  | $ | 19,028 |
Weighted-average original life (in years) | 15 |  |  | 14 |  |  | 13 |  |  |  |
Estimated aggregate amortization expense of Intangible Assets | Estimated aggregate amortization expense based on the current carrying amount of amortizable Intangible Assets for each of the five succeeding years is as follows:
2015 | $ | 2,039 |
2016 | 1,743 |
2017 | 1,644 |
2018 | 1,637 |
2019 | 1,516 |
Thereafter | 7,009 |
Total | $ | 15,588 |

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- Definition Tabular disclosure of the characteristics, including initial carrying value, residual amount, weighted average useful life, of finite-lived intangible assets acquired during the period by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by nature or by their use in the operations of the company. + 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 + Details
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- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: 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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- 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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