Segment Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Segment Reporting [Line Items]
Revenues from external customers	$ 2,067	$ 1,920	$ 3,970	$ 3,832
Intersegment revenues	0	0	0	0
EBIT, Earnings (loss) before interest expense, income taxes, and noncontrolling interests	141	137	234	233
Total assets	3,939	3,627	3,939	3,627	3,608
Other Countries [Member]
Segment Reporting [Line Items]
Revenues from external customers	0	0	0	0
Intersegment revenues	0	0	0	0
EBIT, Earnings (loss) before interest expense, income taxes, and noncontrolling interests	(22)	(13)	(43)	(36)
Total assets	0	0	0	0
Reclass and Elims
Segment Reporting [Line Items]
Revenues from external customers	0	0	0	0
Intersegment revenues	(47)	(55)	(100)	(113)
EBIT, Earnings (loss) before interest expense, income taxes, and noncontrolling interests	0	0	0	0
Total assets	37	29	37	29
Clean Air Division [Member] | North America [Member]
Segment Reporting [Line Items]
Revenues from external customers	687	671	1,333	1,340
Intersegment revenues	1	1	2	5
EBIT, Earnings (loss) before interest expense, income taxes, and noncontrolling interests	68	57	117	105
Total assets	1,099	1,021	1,099	1,021
Clean Air Division [Member] | Europe [Member]
Segment Reporting [Line Items]
Revenues from external customers	516	434	983	894
Intersegment revenues	26	29	57	59
EBIT, Earnings (loss) before interest expense, income taxes, and noncontrolling interests	18	20	29	36
Total assets	869	804	869	804
Clean Air Division [Member] | Asia Pacific
Segment Reporting [Line Items]
Revenues from external customers	203	169	386	325
Intersegment revenues	0	0	0	0
EBIT, Earnings (loss) before interest expense, income taxes, and noncontrolling interests	21	18	36	30
Total assets	451	384	451	384
Ride Performance Division [Member] | North America [Member]
Segment Reporting [Line Items]
Revenues from external customers	324	325	631	642
Intersegment revenues	3	3	5	5
EBIT, Earnings (loss) before interest expense, income taxes, and noncontrolling interests	36	37	61	72
Total assets	682	595	682	595
Ride Performance Division [Member] | Europe [Member]
Segment Reporting [Line Items]
Revenues from external customers	281	276	533	548
Intersegment revenues	9	14	21	28
EBIT, Earnings (loss) before interest expense, income taxes, and noncontrolling interests	14	16	24	26
Total assets	593	604	593	604
Ride Performance Division [Member] | Asia Pacific
Segment Reporting [Line Items]
Revenues from external customers	56	45	104	83
Intersegment revenues	8	8	15	16
EBIT, Earnings (loss) before interest expense, income taxes, and noncontrolling interests	6	2	10	0
Total assets	$ 208	$ 190	$ 208	$ 190