Revenues by Geographic Area (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2010
Segment Reporting, Revenue Reconciling Item [Line Items]
Gross sales									$ 7,052,603		$ 6,841,087		$ 6,386,610
Sales adjustments									(631,722)		(575,050)		(530,415)
Net Sales	2,255,905	2,077,816	1,158,711	928,449	2,153,754	1,998,760	1,161,667	951,856	6,420,881		6,266,037		5,856,195
North America
Segment Reporting, Revenue Reconciling Item [Line Items]
Gross sales									3,926,515	[1]	3,839,382	[1]	3,707,337	[1]
International
Segment Reporting, Revenue Reconciling Item [Line Items]
Gross sales									3,126,088		3,001,705		2,679,273
International | Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Gross sales									1,685,274		1,626,120		1,478,443
International | Latin America
Segment Reporting, Revenue Reconciling Item [Line Items]
Gross sales									1,008,236		991,435		867,557
International | Asia Pacific
Segment Reporting, Revenue Reconciling Item [Line Items]
Gross sales									$ 432,578		$ 384,150		$ 333,273

[1] Revenues for the North American Region include revenues attributable to the US of $3.61 billion, $3.58 billion, and $3.47 billion for 2012, 2011, and 2010, respectively.