v2.4.0.6
Goodwill (Tables)
 6 Months Ended
Jun. 30, 2012
Goodwill [Abstract]  
Schedule of Goodwill [Table Text Block]
The following tables summarize the changes in the carrying amounts of Goodwill (dollars in millions):
 
GMNA
 
GME
 
GMIO
 
GMSA
 
Total
Automotive
 
GM
Financial
 
Total
Balance at January 1, 2012
$
26,399

 
$
581

 
$
610

 
$
151

 
$
27,741

 
$
1,278

 
$
29,019

Impairment charges
—

 
(590
)
 
(27
)
 
—

 
(617
)
 
—

 
(617
)
Effect of foreign currency translation and other
—

 
9

 
(1
)
 
(5
)
 
3

 
—

 
3

Balance at June 30, 2012
$
26,399

 
$
—

 
$
582

 
$
146

 
$
27,127

 
$
1,278

 
$
28,405

 
 
 
 
 
 
 
 
 
 
 
 
 
 
Accumulated impairment charges at December 31, 2011
$
—

 
$
(2,482
)
 
$
(270
)
 
$
—

 
$
(2,752
)
 
$
—

 
$
(2,752
)
Accumulated impairment charges at
June 30, 2012
$
—

 
$
(3,072
)
 
$
(297
)
 
$
—

 
$
(3,369
)
 
$
—

 
$
(3,369
)
Goodwill Impairment Charges [Table Text Block]
The following tables summarize the Goodwill impairment charges recorded in the three and six months ended June 30, 2012 and 2011 (dollars in millions):
 
2012
 
GMNA
 
GME
 
GMIO
 
GMSA
 
Total
Automotive
 
GM
Financial
 
Total
Three months ended June 30
$
—

 
$
—

 
$
—

 
$
—

 
$
—

 
$
—

 
$
—

Six months ended June 30
$
—

 
$
590

 
$
27

 
$
—

 
$
617

 
$
—

 
$
617

 
2011
 
GMNA
 
GME
 
GMIO
 
GMSA
 
Total
Automotive
 
GM
Financial
 
Total
Effect of Adoption of ASU 2010-28(a)
$
—

 
$
1,466

 
$
—

 
$
—

 
$
1,466

 
$
—

 
$
1,466

Three months ended June 30
$
—

 
$
—

 
$
—

 
$
—

 
$
—

 
$
—

 
$
—

Six months ended June 30
$
—

 
$
395

 
$
—

 
$
—

 
$
395

 
$
—

 
$
395

_________
(a)
Impairment charges were recorded as a cumulative-effect adjustment to beginning Retained earnings upon the adoption of ASU 2010-28 in the three months ended March 31, 2011.
Goodwill balances and key assumptions [Table Text Block]
The following table summarizes the Goodwill balances and key assumptions, which are unobservable, utilized for each of our reporting units that required a Step 2 analysis (dollars and industry volumes in millions):
 
 
 
 
 
 
 
Industry Volumes(a)(b)
 
Market Share(a)(b)
 
Goodwill(c)
 
WACC
 
Long-Term Growth Rates
 
2011/2012
 
2015/2016
 
2011/2012
 
2015/2016
GME - At January 1, 2011
$
3,053

 
17.0
%
 
0.5
%
 
18.4
 
22.0
 
6.6
%
 
7.4
%
GME - At March 31, 2011
$
1,661

 
16.5
%
 
0.5
%
 
18.4
 
22.0
 
6.6
%
 
7.4
%
GME - At March 31, 2012
$
594

 
17.5
%
 
0.5
%
 
19.1
 
21.9
 
6.2
%
 
6.3
%
GM Korea - At March 31, 2012
$
564

 
14.8
%
 
3.0
%
 
81.0
 
97.1
 
1.4
%
 
1.1
%
GM Korea - At June 30, 2012
$
523

 
14.8
%
 
3.0
%
 
81.0
 
97.1
 
1.4
%
 
1.1
%
_________
(a)
Industry volumes and market share for GM Korea are based on global industry volumes because GM Korea exports vehicles globally.
(b)
GME amounts at January 1, 2011 and March 31, 2011 are 2011 through 2015 and GME amounts at March 31, 2012 are 2012 through 2016. GM Korea amounts are 2012 through 2015.
(c)
Represents the balance of Goodwill evaluated for impairment under the Step 2 analysis.