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Goodwill and Intangible Assets Goodwill and Intangible Assets (tables) | 12 Months Ended
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Dec. 31, 2011
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill [Table Text Block] | The changes in the carrying amount of goodwill for the years ended December 31, 2011 and 2010, are as follows (in thousands):
| 2011 |  | 2010
Goodwill balance at January 1 | $ | 58,675 |  |  | $ | 33,002 |
Impairment charge | — |  |  | (8,343 | )
Adjustment related to previous acquisitions | (228 | ) |  | — |
Additions as the result of acquisitions | 2,697 |  |  | 34,016 |
Goodwill balance at December 31 | $ | 61,144 |  |  | $ | 58,675 |
Schedule of Finite-Lived Intangible Assets by Major Class [Table Text Block] | Other intangible assets at December 31, 2011 and 2010, consisted of the following (in thousands):
| 2011
| Gross |  |  |  | Net
| Carrying Amount |  | Accumulated Amortization |  | Carrying Amount
Patents | $ | 6,455 |  |  | $ | (1,704 | ) |  | $ | 4,751 |
Distribution agreement | 2,426 |  |  | (900 | ) |  | 1,526 |
License agreements | 1,983 |  |  | (436 | ) |  | 1,547 |
Trademark | 5,746 |  |  | (1,014 | ) |  | 4,732 |
Covenant not to compete | 315 |  |  | (108 | ) |  | 207 |
Customer lists | 14,277 |  |  | (5,786 | ) |  | 8,491 |
Royalty agreements | 267 |  |  | (267 | ) |  | — |
Total | $ | 31,469 |  |  | $ | (10,215 | ) |  | $ | 21,254 |
| 2010
| Gross |  |  |  | Net
| Carrying Amount |  | Accumulated Amortization |  | Carrying Amount
Patents | $ | 4,631 |  |  | $ | (1,445 | ) |  | $ | 3,186 |
Distribution agreement | 2,426 |  |  | (641 | ) |  | 1,785 |
License agreements | 1,833 |  |  | (352 | ) |  | 1,481 |
Trademark | 5,761 |  |  | (636 | ) |  | 5,125 |
In-process research and development | 400 |  |  | — |  |  | 400 |
Covenant not to compete | 315 |  |  | (67 | ) |  | 248 |
Customer lists | 13,973 |  |  | (3,287 | ) |  | 10,686 |
Royalty agreements | 267 |  |  | (267 | ) |  | — |
Total | $ | 29,606 |  |  | $ | (6,695 | ) |  | $ | 22,911 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] | Estimated amortization expense for the intangible assets for the next five years consists of the following as of December 31, 2011 (in thousands):
Year Ending December 31 |
2012 | $ | 5,767 |
2013 | 5,550 |
2014 | 5,090 |
2015 | 4,818 |
2016 | 4,811 |

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- Definition Tabular disclosure of amortizable intangibles assets, in total and by major class, including the gross carrying amount and accumulated amortization. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph a -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: 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=6905858&loc=d3e16265-109275 Reference 3: 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=6905858&loc=d3e16323-109275 + Details
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- Definition Tabular disclosure of goodwill by reportable segment and in total. Disclosure details may include, but are not limited to, the carrying amount of goodwill, goodwill acquired during the year, goodwill impairment losses recognized, goodwill written-off due to the sale of a business unit, goodwill not yet allocated, and any other changes to goodwill. + References Reference 1: 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=6905597&loc=d3e13854-109267 Reference 2: 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=6905597&loc=d3e13816-109267 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph e -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 47 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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