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Goodwill and Identifiable Assets (Tables) | 9 Months Ended
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Sep. 30, 2012
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill | The changes in the carrying amount of goodwill for the year ended December 31, 2011 and the nine months ended September 30, 2012 were as follows (in thousands):
| Apex |  | Oxford |  | Life Sciences |  | Healthcare |  | Physician |  | Total
Balance as of December 31, 2010 |  |  |  |  |  |  |  |  |  |  |
Gross goodwill | $ | — |  |  | $ | 149,483 |  |  | $ | 12,561 |  |  | $ | 122,230 |  |  | $ | 37,163 |  |  | $ | 321,437 |
Accumulated impairment loss | — |  |  | — |  |  | — |  |  | (121,717 | ) |  | — |  |  | (121,717 | )
| — |  |  | 149,483 |  |  | 12,561 |  |  | 513 |  |  | 37,163 |  |  | 199,720 |
Valesta acquisition (see Note 3) | — |  |  | — |  |  | 16,097 |  |  | — |  |  | — |  |  | 16,097 |
HCP acquisition (see Note 3) | — |  |  | — |  |  | — |  |  | — |  |  | 14,407 |  |  | 14,407 |
Translation adjustment | — |  |  | — |  |  | (990 | ) |  | — |  |  | — |  |  | (990 | )
Balance as of December 31, 2011 |  |  |  |  |  |  |  |  |  |  |
Gross goodwill | — |  |  | 149,483 |  |  | 27,668 |  |  | 122,230 |  |  | 51,570 |  |  | 350,951 |
Accumulated impairment loss | — |  |  | — |  |  | — |  |  | (121,717 | ) |  | — |  |  | (121,717 | )
| — |  |  | 149,483 |  |  | 27,668 |  |  | 513 |  |  | 51,570 |  |  | 229,234 |
Apex acquisition (see Note 3) | 266,716 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 266,716 |
Acquisition accounting | — |  |  | — |  |  | 991 |  |  | — |  |  | (9 | ) |  | 982 |
Translation adjustment | — |  |  | — |  |  | 81 |  |  | — |  |  | — |  |  | 81 |
Balance as of September 30, 2012 |  |  |  |  |  |  |  |  |  |  |
Gross goodwill | 266,716 |  |  | 149,483 |  |  | 28,740 |  |  | 122,230 |  |  | 51,561 |  |  | 618,730 |
Accumulated impairment loss | — |  |  | — |  |  | — |  |  | (121,717 | ) |  | — |  |  | (121,717 | )
| $ | 266,716 |  |  | $ | 149,483 |  |  | $ | 28,740 |  |  | $ | 513 |  |  | $ | 51,561 |  |  | $ | 497,013 |
Schedule of Acquired Intangible Assets | As of September 30, 2012 and December 31, 2011, the Company had the following acquired intangible assets (in thousands):
|  |  | September 30, 2012 |  | December 31, 2011
| Estimated Useful Life |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount
Intangible assets subject to amortization: |  |  |  |  |  |  |  |  |  |  |  |  |
Customer relations | 3 months – 10 years |  | $ | 103,223 |  |  | $ | 12,316 |  |  | $ | 90,907 |  |  | $ | 11,077 |  |  | $ | 7,891 |  |  | $ | 3,186 |
Contractor relations | 2 - 7 years |  | 37,864 |  |  | 27,023 |  |  | 10,841 |  |  | 27,276 |  |  | 25,599 |  |  | 1,677 |
Non-compete agreements | 2 - 7 years |  | 2,975 |  |  | 924 |  |  | 2,051 |  |  | 899 |  |  | 604 |  |  | 295 |
|  |  | 144,062 |  |  | 40,263 |  |  | 103,799 |  |  | 39,252 |  |  | 34,094 |  |  | 5,158 |
Intangible assets not subject to amortization: |  |  |  |  |  |  |  |  |  |  |  |  |
Trademarks |  |  | 171,786 |  |  | — |  |  | 171,786 |  |  | 25,048 |  |  | — |  |  | 25,048 |
Goodwill |  |  | 497,013 |  |  | — |  |  | 497,013 |  |  | 229,234 |  |  | — |  |  | 229,234 |
Total |  |  | $ | 812,861 |  |  | $ | 40,263 |  |  | $ | 772,598 |  |  | $ | 293,534 |  |  | $ | 34,094 |  |  | $ | 259,440 |
Schedule of Estimated Future Amortization Expense | Estimated amortization for the remainder of this fiscal year, each of the next four fiscal years and thereafter follows (in thousands):
2012 | $ | 3,466 |
2013 | 13,081 |
2014 | 12,095 |
2015 | 11,846 |
2016 | 11,812 |
Thereafter | 51,499 |
| $ | 103,799 |

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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 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 2: 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. Reference 3: 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=14024403&loc=d3e13854-109267 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=14024403&loc=d3e13816-109267 Reference 5: 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. + Details
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