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Schedule of Equity (Details) (USD $) In Millions, except Share data, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 | Jun. 30, 2013
Common Stock, Shares, Outstanding beginning of period |  |  | 78,085,559 |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest |  |  | $ 1,820 |
Net Income (Loss) Attributable to Parent | 35 | (22) | 93 | 27
Net Income (Loss) Attributable to Noncontrolling Interest | 0 | 0 | 0 | (1)
Common Stock, Shares, Outstanding end of period | 78,202,241 |  | 78,202,241 |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest | 1,872 |  | 1,872 |
Common Stock [Member] |  |  |  |
Common Stock, Shares, Outstanding beginning of period |  |  | 78,085,559 | 75,556,272
Stock Issued During Period, Shares, New Issues |  |  |  | 1,665,000
Issuances of shares pursuant to equity-based plans |  |  | 116,682 | 141,186
Common Stock, Shares, Outstanding end of period | 78,202,241 | 77,362,458 | 78,202,241 | 77,362,458
Common Stock Including Additional Paid in Capital [Member] |  |  |  |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest |  |  | 911 | 841
Stock Issued During Period, Value, New Issues |  |  |  | 47
Stock-based compensation |  |  | 3 | 1
Dividends declared |  |  | 0 | 0
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest | 914 | 889 | 914 | 889
Accumulated Other Comprehensive Income (Loss) [Member] |  |  |  |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest |  |  | (5) | (6)
Stock-based compensation |  |  | 0 | 0
Dividends declared |  |  | 0 | 0
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest | (5) | (6) | (5) | (6)
Retained Earnings [Member] |  |  |  |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest |  |  | 913 | 893
Stock-based compensation |  |  | 0 | 0
Dividends declared |  |  | (44) | (42)
Net Income (Loss) Attributable to Parent |  |  |  | 27
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest | 962 | 878 | 962 | 878
Noncontrolling Interest [Member] |  |  |  |
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest |  |  | 1 | 2
Stock-based compensation |  |  | 0 | 0
Dividends declared |  |  | 0 | 0
Net Income (Loss) Attributable to Noncontrolling Interest |  |  |  | (1)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest | $ 1 | $ 1 | $ 1 | $ 1

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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 20 -Article 9 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Other Comprehensive Income -URI http://asc.fasb.org/extlink&oid=6519514 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Net Income -URI http://asc.fasb.org/extlink&oid=6518256 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.19) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.18) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.22) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e565-108580 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 5 + Details
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- Definition Amount of Net Income (Loss) attributable to noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=31814832&loc=SL4591551-111686 + Details
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