Operating Segments and Geographic Information - Reconciliations of Other Segment Measures to Consolidated Totals (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total assets	$ 2,751,753	$ 2,584,583	$ 1,788,120
Cash and cash equivalents	613,304	395,095	382,552	358,653
Goodwill	773,048	778,708	336,591
Intangible assets, less accumulated depreciation	376,976	428,273	139,515
Deferred income taxes	54,801	66,855	30,697
Income tax receivable	12,169	8,432
Total acquisition of property, plant and equipment	40,209	41,010	40,053
Total depreciation and amortization	(94,451)	(59,355)	(50,174)
Discontinued operations [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total assets			60,484
Total acquisition of property, plant and equipment		795	1,120
Total depreciation and amortization		(1,468)	(2,061)
Reportable Segment [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total assets	833,585	825,123	776,511
Total acquisition of property, plant and equipment	38,791	39,879	28,450
Total depreciation and amortization	(94,451)	(57,887)	(48,113)
Corporate assets [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total assets	87,870	82,097	61,770
Total acquisition of property, plant and equipment	$ 1,418	$ 336	$ 10,483