Long-term Debt and Other Financing Arrangements - Summary of Long-Term Debt (Detail) (USD $) In Millions, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Debt Instrument [Line Items]
Total long-term debt, Weighted average interest rate	4.49%	5.02%
Total long-term debt, Carrying Amount	$ 6,208	$ 6,472
Capital lease and other financing obligations, Carrying Amount	106	107
Total long-term debt, Fair Value	6,374	6,659
Bank overdrafts, Carrying Amount	6	5
Total debt and other financing arrangements, Carrying Amount	6,320	6,584
Less: Current portion of long-term debt, capital lease and other financing obligations and other short-term borrowings, Carrying Amount	372	355
Non-current portion of long-term debt and capital lease and other financing obligations, Carrying Amount	5,948	6,229
Senior secured term loan due 2013 [Member]
Debt Instrument [Line Items]
Total long-term debt, Carrying Amount		218
Total long-term debt, Fair Value		218
Senior secured term loan due 2016 [Member]
Debt Instrument [Line Items]
Total long-term debt, Carrying Amount		2,315
Total long-term debt, Fair Value		347
Senior secured term loan due 2016 [Member] | Term Loans [Member]
Debt Instrument [Line Items]
Total long-term debt, Fair Value		2,324
Senior secured term loan due 2016 [Member] | LIBOR based variable rate [Member]
Debt Instrument [Line Items]
Total long-term debt, Carrying Amount	2,526
Total long-term debt, Fair Value	2,549
Senior secured term loan due 2016 [Member] | Euro LIBOR based variable rate [Member]
Debt Instrument [Line Items]
Total long-term debt, Carrying Amount	371
Total long-term debt, Fair Value	373
Senior secured term loan due 2017 [Member] | LIBOR based variable rate [Member]
Debt Instrument [Line Items]
Total long-term debt, Carrying Amount	1,161	1,176
Total long-term debt, Fair Value	1,167	1,173
Senior secured term loan due 2013 [Member]
Debt Instrument [Line Items]
Total long-term debt, Carrying Amount		34
Total long-term debt, Fair Value		34
Senior secured revolving credit facility due 2016 [Member] | Euro LIBOR or LIBOR based variable rate [Member]
Debt Instrument [Line Items]
Total long-term debt, Carrying Amount	55
Total long-term debt, Fair Value	55
Senior secured credit facilities [Member]
Debt Instrument [Line Items]
Total long-term debt, Weighted average interest rate	2.90%	3.46%
Total long-term debt, Carrying Amount	4,113	4,090
Total long-term debt, Fair Value	4,144	4,096
Senior debenture loan due 2014 [Member]
Debt Instrument [Line Items]
Total long-term debt, Carrying Amount	210	209
Total long-term debt, Fair Value	227	232
Senior debenture loan due 2018 [Member]
Debt Instrument [Line Items]
Total long-term debt, Carrying Amount	1,084	1,084
Total long-term debt, Fair Value	1,203	1,211
Senior debenture loan due 2020 [Member]
Debt Instrument [Line Items]
Total long-term debt, Carrying Amount	800	800
Total long-term debt, Fair Value	799	794
Mandatory convertible subordinated bonds due 2013 [Member]
Debt Instrument [Line Items]
Total long-term debt, Carrying Amount		288
Total long-term debt, Fair Value		325
Debenture loans [Member]
Debt Instrument [Line Items]
Total long-term debt, Weighted average interest rate	7.60%	7.70%
Total long-term debt, Carrying Amount	2,094	2,381
Total long-term debt, Fair Value	2,229	2,562
Other loans [Member]
Debt Instrument [Line Items]
Total long-term debt, Carrying Amount	1	1
Total long-term debt, Fair Value	1	1
Euro Senior Secured Term Loan Facility Due Two Thousand Sixteen [Member]
Debt Instrument [Line Items]
Total long-term debt, Carrying Amount		$ 347