Borrowings (Narrative) (Details)	0 Months Ended	1 Months Ended	3 Months Ended	12 Months Ended						0 Months Ended	1 Months Ended									0 Months Ended			12 Months Ended								0 Months Ended	12 Months Ended	0 Months Ended		0 Months Ended	12 Months Ended	0 Months Ended	12 Months Ended
	Nov. 09, 2011 USD ($)	Mar. 31, 2008 USD ($)	Sep. 30, 2010	Dec. 31, 2011 USD ($)	Dec. 31, 2007	Dec. 31, 2010 USD ($)	Dec. 31, 2009	Dec. 31, 2011 Senior Notes - 2007 [Member] USD ($)	Sep. 27, 2007 Senior Notes - 2007 [Member] USD ($)	Jul. 12, 2011 Senior Notes - 2006 [Member] USD ($)	Jul. 31, 2009 Senior Notes - 2006 [Member] USD ($)	Dec. 31, 2011 Senior Notes - 2006 [Member] USD ($)	Dec. 31, 2006 Senior Notes - 2006 [Member] USD ($)	Nov. 09, 2011 Tranche A [Member] USD ($)	Dec. 31, 2005 Tranche A [Member] USD ($)	Nov. 09, 2011 Tranche B [Member] USD ($)	Dec. 31, 2010 Tranche B [Member] USD ($)	Dec. 31, 2005 Tranche B [Member] EUR (€)	Nov. 09, 2011 Tranche C [Member] EUR (€)	Nov. 21, 2011 Japanese Yen Note [Member] JPY (¥)	Dec. 31, 2011 Japanese Yen Note [Member] USD ($)	Nov. 30, 2008 Japanese Yen Note [Member] JPY (¥)	Dec. 31, 2011 Maximum [Member] USD ($)	Dec. 31, 2010 Maximum [Member] USD ($)	Dec. 31, 2009 Maximum [Member] USD ($)	Dec. 31, 2011 Letters Of Credit [Member] USD ($)	Nov. 09, 2011 Letters Of Credit [Member] USD ($)	Nov. 09, 2011 Letters Of Credit [Member] EUR (€)	Nov. 09, 2011 Swing Line Borrowings [Member] USD ($)	Nov. 09, 2011 Swing Line Borrowings [Member] EUR (€)	Sep. 27, 2007 Series A Senior Notes [Member] Senior Notes - 2007 [Member] USD ($)	Dec. 31, 2006 Series A Senior Notes [Member] Senior Notes - 2006 [Member] USD ($)	Sep. 27, 2007 Series B Notes [Member] Senior Notes - 2007 [Member] USD ($)	Dec. 31, 2006 Series B Notes [Member] Senior Notes - 2006 [Member] USD ($)	Sep. 27, 2007 Series C Notes [Member] Senior Notes - 2007 [Member] USD ($)	Dec. 31, 2006 Series C Notes [Member] Senior Notes - 2006 [Member] USD ($)	Sep. 27, 2007 Series D Notes [Member] Senior Notes - 2007 [Member] USD ($)	Dec. 31, 2006 Series D Notes [Member] Senior Notes - 2006 [Member] USD ($)
Debt Instrument [Line Items]
Repayment of debt										$ 100,000,000	$ 50,000,000									¥ 1,800,000,000
Commercial paper term, in days																							30
Principal amount due date																															Sep. 27, 2017	Jul. 12, 2009	Sep. 27, 2019		Sep. 27, 2022	Jul. 12, 2013	Sep. 27, 2027	Jul. 12, 2016
Revolving credit facility	942,000,000													458,000,000	350,000,000	354,000,000		400,000,000	100,505,400
Credit rating points	125
Borrowing terms under new facility				Borrowings under the New Facility bear interest at an annual rate of LIBOR plus a margin, currently 125 bps, linked to our credit rating.
Ratio of net debt	3.25
Covenant terms under new facility				The New Facility contains various affirmative and negative covenants, including the requirement for us to maintain, at the end of each fiscal quarter, a ratio of net debt for borrowed money to adjusted EBITDA (Earnings Before Interest, Taxes, Depreciation and Amortization) in respect of the previous 12-month period of not more than 3.25 to 1.
Long-term debt				778,248,000		787,668,000											50,000,000									42,000,000
Current portion of long-term debt				116,688,000		133,899,000											11,000,000									115,000,000
Maturity date	November 9, 2016				November 23, 2012
Current borrowing capacity under letters of credit				157,000,000																							25,000,000	25,000,000	50,000,000	50,000,000
Percentage of aggregate commitments	50.00%
Bank overdrafts outstanding				90,000,000		47,000,000																	163,000,000	81,000,000	116,000,000
Amount still available for additional borrowings				785,000,000
Weighted average interest rate of bank loans				0.80%		0.50%	2.70%
Average interest rate on outstanding borrowings				0.70%		0.40%	1.40%
Senior notes									500,000,000				375,000,000									13,300,000,000
Interest rate of debt								6.40%				6.10%																			6.25%	5.89%	6.35%	5.96%	6.50%	6.05%	6.79%	6.14%
Aggregate principal amount of debt																															250,000,000	50,000,000	100,000,000	100,000,000	50,000,000	100,000,000	100,000,000	125,000,000
Maturities on debt outstanding, 2012				117,000,000
Maturities on debt outstanding, 2013				100,000,000
Maturities on debt outstanding, 2016				167,000,000
Maturities on debt outstanding, 2017 and thereafter				500,000,000
Estimated fair value of senior notes								617,000,000				250,000,000
Aggregate amount received, including accrued interest from counterparty				4,000,000
Realized gain on terminated interest rate swap		18,000,000		11,000,000
Number of interest rate swap agreements			2
Existing credit facility outstanding																					$ 23,700,000