Organization, Consolidation and Presentation of Financial Statements [Abstract] | Period [Axis] |
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2016-01-01 - 2016-12-31 |
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Organization, Consolidation and Presentation of Financial Statements [Abstract] | |
Schedule of Accounts Receivable, Net and Changes in the Allowance for Doubtful Accounts | Accounts receivable, net of allowance for doubtful accounts, consisted of the following (in thousands): | | | | | | | | | | December 31, 2016 | | December 31, 2015 | Accounts receivable, billed | $ | 217,360 |
| | $ | 161,872 |
| Less allowance for doubtful accounts | (5,884 | ) | | (3,557 | ) | Accounts receivable, billed, net | $ | 211,476 |
| | $ | 158,315 |
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Schedule of Changes in the Allowance for Doubtful Accounts | The following table summarizes the changes in the allowance for doubtful accounts (in thousands): | | | | | | | | | | | | | | Years Ended December 31, | | 2016 | | 2015 | | 2014 | Balance at the beginning of the period | $ | (3,557 | ) | | $ | (3,727 | ) | | $ | (1,384 | ) | Current year (provision) recovery | (2,570 | ) | | 144 |
| | (2,435 | ) | Write-offs, net of recoveries | 243 |
| | 26 |
| | 92 |
| Balance at the end of the period | $ | (5,884 | ) | | $ | (3,557 | ) | | $ | (3,727 | ) |
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Schedule of Property and Equipment, Net | The Company uses the estimated useful lives of up to: | | | Buildings | 39 years | Furniture and equipment | 5 years | Computer equipment and software | 3 years | Leasehold improvements | Lesser of remaining life of lease or the useful life of the asset |
Property and equipment, net of accumulated depreciation, consisted of the following (in thousands): | | | | | | | | | | December 31, 2016 | | December 31, 2015 | Software | $ | 52,531 |
| | $ | 33,087 |
| Computer equipment | 26,311 |
| | 23,764 |
| Leasehold improvements | 14,814 |
| | 13,920 |
| Office furniture, fixtures, and equipment | 10,894 |
| | 9,173 |
| Buildings and improvements | 4,004 |
| | 4,597 |
| Assets not yet placed in service | 13,396 |
| | 7,491 |
| | 121,950 |
| | 92,032 |
| Less accumulated depreciation | (63,644 | ) | | (47,219 | ) | Property and equipment, net | $ | 58,306 |
| | $ | 44,813 |
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Change in Carrying Amount of Goodwill | The changes in carrying amount of goodwill were as follows (in thousands): | | | | | | | | | | | | | | Total | | Clinical Development Services | | Phase I Services | Balance at December 31, 2014: | | | | | | Gross goodwill | $ | 570,106 |
| | $ | 561,964 |
| | $ | 8,142 |
| Accumulated impairment losses | (13,243 | ) | | (8,024 | ) | | (5,219 | ) | Total goodwill and accumulated impairment losses | 556,863 |
| | 553,940 |
| | 2,923 |
| 2015 Activity: | | | | | | Impairment of goodwill | (2,923 | ) | | — |
| | (2,923 | ) | Impact of foreign currency translation and other | (932 | ) | | (932 | ) | | — |
| Balance at December 31, 2015: | | | | | | Gross goodwill | 569,174 |
| | 561,032 |
| | 8,142 |
| Accumulated impairment losses | (16,166 | ) | | (8,024 | ) | | (8,142 | ) | Total goodwill and accumulated impairment losses | 553,008 |
| | 553,008 |
| | — |
| 2016 Activity: | | | | | | Impact of foreign currency translation and other | (506 | ) | | (506 | ) | | — |
| Balance at December 31, 2016: | | | | | | Gross goodwill | 568,668 |
| | 560,526 |
| | 8,142 |
| Accumulated impairment losses | (16,166 | ) | | (8,024 | ) | | (8,142 | ) | Total goodwill and accumulated impairment losses | $ | 552,502 |
| | $ | 552,502 |
| | $ | — |
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Schedule of Finite Lived Intangible Assets | Intangible assets, net consisted of the following (in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | | December 31, 2016 | | December 31, 2015 | | Gross | | Accumulated Amortization | | Net | | Gross | | Accumulated Amortization | | Net | Customer relationships — finite-lived | $ | 267,703 |
| | $ | (188,217 | ) | | $ | 79,486 |
| | $ | 267,720 |
| | $ | (150,380 | ) | | $ | 117,340 |
| Trademarks — INC — indefinite-lived | 35,000 |
| | — |
| | 35,000 |
| | 35,000 |
| | — |
| | 35,000 |
| Intangible assets, net | $ | 302,703 |
| | $ | (188,217 | ) | | $ | 114,486 |
| | $ | 302,720 |
| | $ | (150,380 | ) | | $ | 152,340 |
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Schedule of Indefinite Lived Intangible Assets | Intangible assets, net consisted of the following (in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | | December 31, 2016 | | December 31, 2015 | | Gross | | Accumulated Amortization | | Net | | Gross | | Accumulated Amortization | | Net | Customer relationships — finite-lived | $ | 267,703 |
| | $ | (188,217 | ) | | $ | 79,486 |
| | $ | 267,720 |
| | $ | (150,380 | ) | | $ | 117,340 |
| Trademarks — INC — indefinite-lived | 35,000 |
| | — |
| | 35,000 |
| | 35,000 |
| | — |
| | 35,000 |
| Intangible assets, net | $ | 302,703 |
| | $ | (188,217 | ) | | $ | 114,486 |
| | $ | 302,720 |
| | $ | (150,380 | ) | | $ | 152,340 |
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Schedule of Future Amortization Expense | The identifiable intangible assets are amortized over their estimated useful lives. The future estimated amortization expense for intangible assets is expected to be as follows (in thousands): | | | | | Fiscal Year Ending: | | 2017 | $ | 28,442 |
| 2018 | 19,059 |
| 2019 | 19,059 |
| 2020 | 12,765 |
| 2021 | 161 |
| 2022 and thereafter | — |
| Total | $ | 79,486 |
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Schedule of Accrued Liabilities | Accrued liabilities consisted of the following (in thousands): | | | | | | | | | | December 31, 2016 | | December 31, 2015 | Compensation, including bonuses, fringe benefits, and payroll taxes | $ | 77,049 |
| | $ | 71,013 |
| Accrued interest | 72 |
| | 368 |
| Accrued taxes | 1,072 |
| | 4,202 |
| Accrued rebates to customers | 13,580 |
| | 11,370 |
| Accrued professional and investigator fees | 26,518 |
| | 5,190 |
| Accrued restructuring costs, CEO transition and other costs, current portion | 6,084 |
| | 2,230 |
| Other liabilities | 29,184 |
| | 16,889 |
| Total accrued liabilities | $ | 153,559 |
| | $ | 111,262 |
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Other Long Term Liabilities | Other long-term liabilities consisted of the following (in thousands): | | | | | | | | | | December 31, 2016 | | December 31, 2015 | Uncertain tax positions | $ | 14,813 |
| | $ | 9,354 |
| Accrued restructuring costs, CEO transition and other costs, less current portion | 2,508 |
| | 2,496 |
| Other liabilities | 8,842 |
| | 7,242 |
| Total other long-term liabilities | $ | 26,163 |
| | $ | 19,092 |
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Schedule of Accumulated Other Comprehensive Loss, Net of Taxes | Accumulated other comprehensive loss, net of taxes consisted of the following (in thousands): | | | | | | | | | | December 31, 2016 | | December 31, 2015 | Foreign currency translation loss | $ | (43,356 | ) | | $ | (41,543 | ) | Unrealized gain on derivative instruments, net of taxes | 1,106 |
| | — |
| Accumulated other comprehensive loss, net of taxes | $ | (42,250 | ) | | $ | (41,543 | ) |
The following table summarizes the changes in accumulated other comprehensive loss, net of taxes by component for the year ended December 31, 2016: | | | | | | | | | | | | | | Unrealized gain on derivative instruments, net of taxes | | Foreign currency translation adjustments, net of taxes | | Total | Balance at December 31, 2015 | $ | — |
| | $ | (41,543 | ) | | $ | (41,543 | ) | Other comprehensive gain (loss), net of taxes before reclassifications | 901 |
| | (1,813 | ) | | (912 | ) | Amount of gain reclassified from accumulated other comprehensive loss into the Statement of Operations | 205 |
| | — |
| | 205 |
| Net current-period other comprehensive gain (loss), net of taxes | 1,106 |
| | (1,813 | ) | | (707 | ) | Balance at December 31, 2016 | $ | 1,106 |
| | $ | (43,356 | ) | | $ | (42,250 | ) |
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Schedule of Other (Expense) Income, Net | Other (expense) income, net consisted of the following (in thousands): | | | | | | | | | | | | | | December 31, 2016 | | December 31, 2015 | | December 31, 2014 | Net realized foreign currency gain | $ | 12,357 |
| | $ | 2,237 |
| | $ | 124 |
| Net unrealized foreign currency (loss) gain | (20,681 | ) | | 795 |
| | 7,390 |
| Other, net | (678 | ) | | 825 |
| | 175 |
| Total other (expense) income, net | $ | (9,002 | ) | | $ | 3,857 |
| | $ | 7,689 |
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