XML 46 R31.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Company Restructuring (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2017
Restructuring and Related Activities [Abstract] |
Schedule of changes in the restructuring liability | The following table presents changes in the restructuring liability during the nine months ended September 30, 2017.
($ in millions) | Employee costs |  | Exit costs |  | Total liability
Balance as of December 31, 2016 | $ | — |  |  | $ | 2 |  |  | $ | 2 |
Expense incurred | 46 |  |  | 18 |  |  | 64 |
Adjustments to liability | (4 | ) |  | — |  |  | (4 | )
Payments applied against liability | (24 | ) |  | (7 | ) |  | (31 | )
Balance as of September 30, 2017 | $ | 18 |  |  | $ | 13 |  |  | $ | 31 |

X
- References No definition available. + Details
Name: | us-gaap_RestructuringAndRelatedActivitiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(2)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 + Details
Name: | us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration