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Operating Segments and Geographic Information - Reconciliations of Other Segment Measures to Consolidated Totals (Detail) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total assets | $ 3,315,841 | $ 3,260,670 | $ 2,751,753 |
Cash and cash equivalents | 216,751 | 741,162 | 613,304 | $ 395,095
Goodwill | 1,385,115 | 943,374 | 773,048 |
Intangible assets, less accumulated amortization | 655,871 | 461,292 | 376,976 |
Deferred income taxes | 34,295 | 60,652 | 54,801 |
Income tax receivable | 3,787 | 4,953 | 12,169 |
Total acquisition of property, plant and equipment | 54,969 | 45,459 | 40,209 |
Reportable Segment [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total assets | 934,280 | 960,782 | 833,585 |
Total acquisition of property, plant and equipment | 53,572 | 42,442 | 38,791 |
Corporate assets [Member] |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |
Total assets | 85,742 | 88,455 | 87,870 |
Total acquisition of property, plant and equipment | $ 1,397 | $ 3,017 | $ 1,418 |

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