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Equity (Notes) | 6 Months Ended
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Jun. 30, 2019
Equity [Abstract] |
Equity | SHAREHOLDERS’ EQUITY The activity in equity during the three and six-month periods ended June 30, 2019 and 2018 was as follows (dollars in millions, except per share amounts):
| Common Stock |  | Accumulated Other Comprehensive Loss |  | Retained Earnings |  |
| Shares |  | Amount |  |  |  | Total
Balances as of December 31, 2018 | 89,267,959 |  |  | $ | 1,212 |  |  | $ | (7 | ) |  | $ | 1,301 |  |  | $ | 2,506 |
Issuances of shares pursuant to equity-based plans | 88,352 |  |  | — |  |  | — |  |  | — |  |  | — |
Other comprehensive income | — |  |  | — |  |  | 1 |  |  | — |  |  | 1 |
Dividends declared ($0.3625 per share) | — |  |  | — |  |  | — |  |  | (32 | ) |  | (32 | )
Net income | — |  |  | — |  |  | — |  |  | 73 |  |  | 73 |
Reclassification of stranded tax effects due to Tax Reform | — |  |  | — |  |  | (2 | ) |  | 2 |  |  | — |
Balances as of March 31, 2019 | 89,356,311 |  |  | $ | 1,212 |  |  | $ | (8 | ) |  | $ | 1,344 |  |  | $ | 2,548 |
Issuances of shares pursuant to equity-based plans | 15,249 |  |  | 1 |  |  | — |  |  | — |  |  | 1 |
Stock-based compensation | — |  |  | 2 |  |  | — |  |  | — |  |  | 2 |
Other comprehensive income | — |  |  | — |  |  | 1 |  |  | — |  |  | 1 |
Dividends declared ($0.3850 per share) | — |  |  | — |  |  | — |  |  | (35 | ) |  | (35 | )
Net income | — |  |  | — |  |  | — |  |  | 25 |  |  | 25 |
Balances as of June 30, 2019 | 89,371,560 |  |  | $ | 1,215 |  |  | $ | (7 | ) |  | $ | 1,334 |  |  | $ | 2,542 |
Balances as of December 31, 2017 | 89,114,265 |  |  | $ | 1,207 |  |  | $ | (8 | ) |  | $ | 1,217 |  |  | $ | 2,416 |
Issuances of shares pursuant to equity-based plans | 99,854 |  |  | — |  |  | — |  |  | — |  |  | — |
Stock-based compensation | — |  |  | (1 | ) |  | — |  |  | — |  |  | (1 | )
Dividends declared ($0.3400 per share) | — |  |  | — |  |  | — |  |  | (30 | ) |  | (30 | )
Net income | — |  |  | — |  |  | — |  |  | 64 |  |  | 64 |
Balances as of March 31, 2018 | 89,214,119 |  |  | $ | 1,206 |  |  | $ | (8 | ) |  | $ | 1,251 |  |  | $ | 2,449 |
Issuances of shares pursuant to equity-based plans | 24,087 |  |  | — |  |  | — |  |  | — |  |  | — |
Stock-based compensation | — |  |  | 2 |  |  | — |  |  | — |  |  | 2 |
Dividends declared ($0.3625 per share) | — |  |  | — |  |  | — |  |  | (32 | ) |  | (32 | )
Net income | — |  |  | — |  |  | — |  |  | 46 |  |  | 46 |
Balances as of June 30, 2018 | 89,238,206 |  |  | $ | 1,208 |  |  | $ | (8 | ) |  | $ | 1,265 |  |  | $ | 2,465 |

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- References No definition available. + Details
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- Definition The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -URI http://asc.fasb.org/topic&trid=2208762 + Details
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