Supplemental Guarantor Financial Information (Condensed Consolidating Balance Sheets) (Detail) (USD $)	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Assets
Current assets, including discontinued operations	$ 1,305,983,000	$ 1,049,641,000
Property and equipment, net	488,132,000	348,858,000
Goodwill and other intangible assets, net	1,065,000,000	963,600,000
Net investments in and advances to (from) consolidated affiliates	0	0
Other long-term assets, including discontinued operations	60,553,000	54,160,000
Total assets	2,919,638,000	2,416,308,000	2,094,700,000
Liabilities and Equity
Total current liabilities	825,546,000	714,135,000
Long-term debt	765,425,000	546,323,000
Other liabilities	307,600,000	294,000,000
Total liabilities	1,898,580,000	1,554,433,000
Total equity	1,021,058,000	861,875,000	811,207,000	653,162,000
Total liabilities and equity	2,919,638,000	2,416,308,000
Consolidation, Eliminations [Member]
Assets
Current assets, including discontinued operations	0	0
Property and equipment, net	0	0
Goodwill and other intangible assets, net	0	0
Net investments in and advances to (from) consolidated affiliates	(1,155,100,000)	(1,005,700,000)
Other long-term assets, including discontinued operations	0	0
Total assets	(1,155,100,000)	(1,005,700,000)
Liabilities and Equity
Total current liabilities	0	0
Long-term debt	0	0
Other liabilities	0	0
Total liabilities	0	0
Total equity	(1,155,100,000)	(1,005,700,000)
Total liabilities and equity	(1,155,100,000)	(1,005,700,000)
Parent Company [Member]
Assets
Current assets, including discontinued operations	0	0
Property and equipment, net	0	0
Goodwill and other intangible assets, net	0	0
Net investments in and advances to (from) consolidated affiliates	1,006,800,000	855,000,000
Other long-term assets, including discontinued operations	9,300,000	7,700,000
Total assets	1,016,100,000	862,700,000
Liabilities and Equity
Total current liabilities	0	0
Long-term debt	0	0
Other liabilities	0	0
Total liabilities	0	0
Total equity	1,016,100,000	862,700,000
Total liabilities and equity	1,016,100,000	862,700,000
Guarantor Subsidiaries [Member]
Assets
Current assets, including discontinued operations	1,155,600,000	954,100,000
Property and equipment, net	420,200,000	326,600,000
Goodwill and other intangible assets, net	932,800,000	890,700,000
Net investments in and advances to (from) consolidated affiliates	172,400,000	164,500,000
Other long-term assets, including discontinued operations	36,200,000	38,800,000
Total assets	2,717,200,000	2,374,700,000
Liabilities and Equity
Total current liabilities	772,100,000	675,100,000
Long-term debt	760,900,000	546,200,000
Other liabilities	236,500,000	263,400,000
Total liabilities	1,769,500,000	1,484,700,000
Total equity	947,700,000	890,000,000
Total liabilities and equity	2,717,200,000	2,374,700,000
Non-Guarantor Subsidiaries [Member]
Assets
Current assets, including discontinued operations	150,300,000	95,500,000
Property and equipment, net	67,900,000	22,300,000
Goodwill and other intangible assets, net	132,200,000	72,900,000
Net investments in and advances to (from) consolidated affiliates	(24,100,000)	(13,800,000)
Other long-term assets, including discontinued operations	15,100,000	7,700,000
Total assets	341,400,000	184,600,000
Liabilities and Equity
Total current liabilities	53,400,000	39,000,000
Long-term debt	4,500,000	100,000
Other liabilities	71,100,000	30,600,000
Total liabilities	129,000,000	69,700,000
Total equity	212,400,000	114,900,000
Total liabilities and equity	$ 341,400,000	$ 184,600,000