Long-Term Debt And Borrowing Arrangements (Schedule Of Long-Term Debt) (Parenthetical) (Detail) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2012
Debt Instrument [Line Items]
Revolving credit facility, maturity period	2016
Percentage of capital stock of foreign direct subsidiary secured by pledges	66.00%
3 1/2% Convertible Notes [Member]
Debt Instrument [Line Items]
Convertible number of common stock shares	9
Floating Rate Notes [Member]
Debt Instrument [Line Items]
Basis spread over variable rate	2.50%
Aggregate rate of LIBOR rate	2.93%
Floating Rate Term Loan Due May 2016 [Member]
Debt Instrument [Line Items]
Basis spread over variable rate	3.00%
Aggregate rate	3.45%
Floating Rate Term Loan Due September 2018 [Member]
Debt Instrument [Line Items]
Basis spread over variable rate	5.00%
Aggregate rate	6.25%
Floating rate	1.25%
Floating Rate Term Loan Due March 2019 [Member]
Debt Instrument [Line Items]
Basis spread over variable rate	3.25%
Aggregate rate	4.25%
Floating rate	1.00%