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Segment Reporting (Tables) | 9 Months Ended
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Sep. 30, 2013
Segment Reporting [Abstract] |
Schedule of Segment Reporting Information, by Segment | The following table presents revenues, gross profit and operating income by reportable segment (in thousands):
| Three Months Ended |  | Nine Months Ended
| September 30, |  | September 30,
| 2013 |  | 2012 |  | 2013 |  | 2012
Revenues: |  |  |  |  |  |  |
Apex | $ | 246,369 |  |  | $ | 202,664 |  |  | $ | 692,543 |  |  | $ | 301,167 |
Oxford | 100,005 |  |  | 88,104 |  |  | 296,741 |  |  | 254,970 |
Life Sciences | 44,124 |  |  | 40,646 |  |  | 126,474 |  |  | 122,506 |
Physician | 26,223 |  |  | 27,479 |  |  | 78,991 |  |  | 76,607 |
Healthcare | 15,450 |  |  | 15,618 |  |  | 44,538 |  |  | 41,884 |
| $ | 432,171 |  |  | $ | 374,511 |  |  | $ | 1,239,287 |  |  | $ | 797,134 |
Gross Profit: |  |  |  |  |  |  |
Apex | $ | 69,448 |  |  | $ | 56,934 |  |  | $ | 188,963 |  |  | $ | 83,917 |
Oxford | 34,660 |  |  | 31,250 |  |  | 101,316 |  |  | 90,266 |
Life Sciences | 14,306 |  |  | 14,002 |  |  | 41,528 |  |  | 41,649 |
Physician | 7,382 |  |  | 8,370 |  |  | 22,505 |  |  | 23,587 |
Healthcare | 4,820 |  |  | 5,075 |  |  | 14,145 |  |  | 13,498 |
| $ | 130,616 |  |  | $ | 115,631 |  |  | $ | 368,457 |  |  | $ | 252,917 |
Operating Income (Loss): |  |  |  |  |  |  |
Apex | $ | 20,021 |  |  | $ | 13,204 |  |  | $ | 46,531 |  |  | $ | 9,556 |
Oxford | 14,084 |  |  | 13,251 |  |  | 39,509 |  |  | 36,007 |
Life Sciences | 2,146 |  |  | 3,020 |  |  | 4,093 |  |  | 8,291 |
Physician | 1,416 |  |  | 3,207 |  |  | 5,497 |  |  | 6,269 |
Healthcare | (779 | ) |  | (1,154 | ) |  | (2,170 | ) |  | (3,745 | )
| $ | 36,888 |  |  | $ | 31,528 |  |  | $ | 93,460 |  |  | $ | 56,378 |
Schedule of Revenue by Geographical Areas | The Company operates internationally, with operations mainly in the United States, Europe, Canada, Australia and New Zealand. The following table presents domestic and foreign revenues (in thousands):
| Three Months Ended |  | Nine Months Ended
| September 30, |  | September 30,
| 2013 |  | 2012 |  | 2013 |  | 2012
Revenues: |  |  |  |  |  |  |
Domestic | $ | 411,817 |  |  | $ | 354,831 |  |  | $ | 1,179,417 |  |  | $ | 739,150 |
Foreign | 20,354 |  |  | 19,680 |  |  | 59,870 |  |  | 57,984 |
| $ | 432,171 |  |  | $ | 374,511 |  |  | $ | 1,239,287 |  |  | $ | 797,134 |
Reconciliation of Assets from Segment to Consolidated | The Company does not report Life Sciences and Healthcare segments’ total assets separately as the field operations are largely combined. The following table presents total assets as allocated by reportable segment (in thousands):
| September 30, 2013 |  | December 31, 2012
Total Assets: |  |  |
Apex | $ | 664,284 |  |  | $ | 642,594 |
Oxford | 240,911 |  |  | 231,211 |
Life Sciences and Healthcare | 132,008 |  |  | 139,601 |
Physician | 81,279 |  |  | 84,615 |
| $ | 1,118,482 |  |  | $ | 1,098,021 |

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- Definition Tabular disclosure of all significant reconciling items in the reconciliation of total assets from reportable segments to the entity's consolidated assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 31 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8924-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8906-108599 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 131 -Paragraph 32 -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. + Details
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- Definition Tabular disclosure of information concerning material long-lived assets (excluding financial instruments, customer relationships with financial institutions, mortgage and other servicing rights, deferred policy acquisition costs, and deferred taxes assets) located in identified geographic areas and/or the amount of revenue from external customers attributed to that country from which revenue is material. An entity may also provide subtotals of geographic information about groups of countries. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 131 -Paragraph 38 -Subparagraph b(1) -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 Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e9038-108599 + Details
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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + 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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8906-108599 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8721-108599 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8736-108599 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8813-108599 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 131 -Paragraph 27, 28 -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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