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Schedule of Stockholders Equity (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Common Stock, Shares, Outstanding beginning of period |  |  | 89,267,959 |  |  |  | 89,267,959 |
Issuance of shares pursuant to equity-based plans | $ 0 | $ 1 | $ 0 | $ 0 | $ 0 | $ 0 |  |
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation | 2 | 2 |  | 1 | 2 | (1) |  |
Stockholders' Equity | 2,542 | 2,548 | 2,506 | 2,465 | 2,449 | 2,416 | $ 2,506 | $ 2,416
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent |  | 1 | 1 |  |  |  |  |
Dividends declared | (35) | (35) | (32) | (33) | (32) | (30) |  |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | $ 55 | 25 | 73 | 53 | 46 | 64 | 153 | 163
Reclassification of stranded tax effects due to Tax Reform |  |  | 0 |  |  |  | $ (2) |
Common Stock, Shares, Outstanding end of period | 89,371,974 |  |  |  |  |  | 89,371,974 |
Stockholders' Equity | $ 2,564 | $ 2,542 | $ 2,548 | $ 2,486 | $ 2,465 | $ 2,449 | $ 2,564 | $ 2,486
Common Stock [Member] |  |  |  |  |  |  |  |
Common Stock, Shares, Outstanding beginning of period | 89,371,560 | 89,356,311 | 89,267,959 | 89,238,206 | 89,214,119 | 89,114,265 | 89,267,959 | 89,114,265
Issuances of shares pursuant to equity-based plans | 414 | 15,249 | 88,352 | 6,453 | 24,087 | 99,854 |  |
Common Stock, Shares, Outstanding end of period | 89,371,974 | 89,371,560 | 89,356,311 | 89,244,659 | 89,238,206 | 89,214,119 | 89,371,974 | 89,244,659
Common Stock Including Additional Paid in Capital [Member] |  |  |  |  |  |  |  |
Issuance of shares pursuant to equity-based plans | $ 0 | $ 1 | $ 0 | $ 0 | $ 0 | $ 0 |  |
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation | 2 | 2 |  | 1 | 2 | (1) |  |
Stockholders' Equity | 1,215 | 1,212 | 1,212 | 1,208 | 1,206 | 1,207 | $ 1,212 | $ 1,207
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent |  | 0 |  |  |  |  |  |
Dividends declared |  |  | 0 |  |  |  |  |
Stockholders' Equity | 1,217 | 1,215 | 1,212 | 1,209 | 1,208 | 1,206 | 1,217 | 1,209
AOCI Attributable to Parent [Member] |  |  |  |  |  |  |  |
Stockholders' Equity | (7) | (8) | (7) |  | (8) | (8) | (7) | (8)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent |  | 1 | 1 |  |  |  |  |
Dividends declared |  | 0 | 0 |  |  |  |  |
Reclassification of stranded tax effects due to Tax Reform |  |  | (2) |  |  |  |  |
Stockholders' Equity | (7) | (7) | (8) | (8) |  | (8) | (7) | (8)
Retained Earnings [Member] |  |  |  |  |  |  |  |
Stockholders' Equity | 1,334 | 1,344 | 1,301 | 1,265 | 1,251 | 1,217 | 1,301 | 1,217
Stock-based compensation |  | 0 |  |  |  |  |  |
Dividends declared | 35 | 35 | 32 | 33 | 32 | 30 |  |
Reclassification of stranded tax effects due to Tax Reform |  |  | (2) |  |  |  |  |
Stockholders' Equity | $ 1,354 | $ 1,334 | $ 1,344 | $ 1,285 | $ 1,265 | $ 1,251 | $ 1,354 | $ 1,285

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