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Intangible Assets (Tables) | 9 Months Ended
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Sep. 30, 2013
Components of Intangible Assets | Intangible assets consist of the following (in thousands):
|  | September 30, 2013 |  |  | December 31, 2012 |
|  | Gross |  |  | Accumulated Amortization |  |  | Net |  |  | Gross |  |  | Accumulated Amortization |  |  | Net |
Goodwill |  | $ | 5,085 |  |  |  |  |  |  | $ | 5,085 |  |  | $ | 5,085 |  |  |  |  |  |  | $ | 5,085 |
Indefinite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Trade names |  |  | 18,364 |  |  |  |  |  |  |  | 18,364 |  |  |  | 18,364 |  |  |  |  |  |  |  | 18,364 |
Finite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Licenses |  |  | 15,847 |  |  |  | (7,437 | ) |  |  | 8,410 |  |  |  | 15,847 |  |  |  | (7,096 | ) |  |  | 8,751 |
Trade names |  |  | 10,056 |  |  |  | (2,458 | ) |  |  | 7,598 |  |  |  | 10,056 |  |  |  | (1,800 | ) |  |  | 8,256 |
Customer relationships |  |  | 18,406 |  |  |  | (2,405 | ) |  |  | 16,001 |  |  |  | 18,406 |  |  |  | (1,409 | ) |  |  | 16,997 |
Patents |  |  | 584 |  |  |  | (220 | ) |  |  | 364 |  |  |  | 584 |  |  |  | (195 | ) |  |  | 389 |
Total |  | $ | 68,342 |  |  | $ | (12,520 | ) |  | $ | 55,822 |  |  | $ | 68,342 |  |  | $ | (10,500 | ) |  | $ | 57,842 |

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- Definition Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class. + 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=14024403&loc=d3e13816-109267 + Details
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Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration