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Note 14: Guarantees (Tables) | 12 Months Ended
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Dec. 31, 2012
Schedule of Product Warranty Liability [Table Text Block] |
(in millions) |  |  |
Accrued warranty obligations as of December 31, 2010 |  | $ | 43 |
Actual warranty experience during 2011 |  |  | (92 | )
2011 warranty provisions |  |  | 95 |
Accrued warranty obligations as of December 31, 2011 |  | $ | 46 |
Actual warranty experience during 2012 |  |  | (72 | )
2012 warranty provisions |  |  | 60 |
Accrued warranty obligations as of December 31, 2012 |  | $ | 34 |
Deferred Revenue, by Arrangement, Disclosure [Table Text Block] |
(in millions) |  |  |
Deferred revenue as of December 31, 2010 |  | $ | 130 |
New extended warranty and maintenance arrangements in 2011 |  |  | 428 |
Recognition of extended warranty and maintenance arrangement revenue in 2011 |  |  | (438 | )
Deferred revenue as of December 31, 2011 |  | $ | 120 |
New extended warranty and maintenance arrangements in 2012 |  |  | 384 |
Recognition of extended warranty and maintenance arrangement revenue in 2012 |  |  | (397 | )
Deferred revenue as of December 31, 2012 |  | $ | 107 |

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- Definition Tabular disclosure of the type of arrangements and the corresponding amounts that comprise the current and noncurrent balance of deferred revenue as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 13.A.4(a).Q1) -URI http://asc.fasb.org/extlink&oid=6600647&loc=d3e214044-122780 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 8 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6361293&loc=d3e6935-107765 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 13 -Section A + Details
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- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6398077&loc=d3e12565-110249 + Details
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