Schedule I - Condensed Financial Information of Registrant (PARENT ONLY) - STATEMENTS OF STOCKHOLDERS' EQUITY (Details) - USD ($) $ in Millions |
3 Months Ended | 12 Months Ended | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2017 |
Sep. 30, 2017 |
Jun. 30, 2017 |
Mar. 31, 2017 |
Dec. 31, 2016 |
Sep. 30, 2016 |
Jun. 30, 2016 |
Mar. 31, 2016 |
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
|
Increase (Decrease) in Stockholders' Equity | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Balance | Ìý | Ìý | Ìý | $ 1,287 | Ìý | Ìý | Ìý | Ìý | $ 1,287 | Ìý | Ìý |
Balance (in shares) | Ìý | Ìý | Ìý | 236,370,347 | Ìý | Ìý | Ìý | Ìý | 236,370,347 | Ìý | Ìý |
Net income | $ 246 | $ 147 | $ 167 | $ 76 | $ 128 | $ 55 | $ 87 | $ 56 | $ 636 | $ 326 | $ 93 |
Other comprehensive income (loss) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 296 | (391) | (240) |
Vesting of stock awards | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 8 | 2 | 7 |
Recognition of stock-based compensation | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 28 | 25 | 26 |
Repurchase and cancellation of stock awards | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (12) | (3) | (7) |
Contribution from noncontrolling interests | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 5 | Ìý | Ìý |
Stock options exercised | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 35 | 1 | 1 |
Excess tax benefit related to stock‑based compensation | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (3) | 1 |
Cash paid for noncontrolling interest | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (1) |
Dividends paid to noncontrolling interests | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (34) | (30) | (14) |
Disposition of a portion of P and A Business | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 413 | Ìý | Ìý |
Costs of the IPO and secondary offering of the P&A Business | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (58) | Ìý | Ìý |
Noncontrolling interest from partial disposal of P and A Business | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 602 | Ìý | Ìý |
Treasury stock repurchased | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (100) |
Dividends declared on common stock | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (120) | (120) | (121) |
Balance | $ 2,620 | Ìý | Ìý | Ìý | $ 1,287 | Ìý | Ìý | Ìý | $ 2,620 | $ 1,287 | Ìý |
Balance (in shares) | 240,213,606 | Ìý | Ìý | Ìý | 236,370,347 | Ìý | Ìý | Ìý | 240,213,606 | 236,370,347 | Ìý |
Parent | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Increase (Decrease) in Stockholders' Equity | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Balance | Ìý | Ìý | Ìý | $ 1,287 | Ìý | Ìý | Ìý | $ 1,442 | $ 1,287 | $ 1,442 | 1,778 |
Balance (in shares) | Ìý | Ìý | Ìý | 236,370,347 | Ìý | Ìý | Ìý | Ìý | 236,370,347 | Ìý | Ìý |
Net income | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 636 | 326 | 93 |
Other comprehensive income (loss) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 403 | (383) | (235) |
Vesting of stock awards | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 8 | 2 | 7 |
Recognition of stock-based compensation | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 28 | 25 | 26 |
Repurchase and cancellation of stock awards | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (12) | (3) | (7) |
Stock options exercised | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 35 | 1 | 1 |
Excess tax benefit related to stock‑based compensation | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 3 | 1 |
Cash paid for noncontrolling interest | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (1) |
Disposition of a portion of P and A Business | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 413 | Ìý | Ìý |
Costs of the IPO and secondary offering of the P&A Business | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (58) | Ìý | Ìý |
Treasury stock repurchased | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (100) |
Dividends declared on common stock | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (120) | (120) | (121) |
Balance | $ 2,620 | Ìý | Ìý | Ìý | $ 1,287 | Ìý | Ìý | Ìý | $ 2,620 | $ 1,287 | $ 1,442 |
Balance (in shares) | 240,213,606 | Ìý | Ìý | Ìý | 236,370,347 | Ìý | Ìý | Ìý | 240,213,606 | 236,370,347 | Ìý |
Common stock | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Increase (Decrease) in Stockholders' Equity | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Balance (in shares) | Ìý | Ìý | Ìý | 236,370,347 | Ìý | Ìý | Ìý | 237,080,026 | 236,370,347 | 237,080,026 | 243,416,979 |
Vesting of stock awards (in shares) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 1,316,975 | 914,081 | 1,037,743 |
Repurchase and cancellation of stock awards (in shares) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (402,978) | (256,468) | (304,340) |
Stock options exercised (in shares) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 2,929,262 | 77,477 | 48,572 |
Treasury stock repurchased (in shares) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (1,444,769) | (7,118,928) |
Balance (in shares) | 240,213,606 | Ìý | Ìý | Ìý | 236,370,347 | Ìý | Ìý | Ìý | 240,213,606 | 236,370,347 | 237,080,026 |
Common stock | Parent | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Increase (Decrease) in Stockholders' Equity | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Balance | Ìý | Ìý | Ìý | $ 3 | Ìý | Ìý | Ìý | $ 3 | $ 3 | $ 3 | $ 3 |
Balance (in shares) | Ìý | Ìý | Ìý | 236,370,347 | Ìý | Ìý | Ìý | 237,080,026 | 236,370,347 | 237,080,026 | 243,416,979 |
Vesting of stock awards (in shares) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 1,316,975 | 914,081 | 1,037,743 |
Repurchase and cancellation of stock awards (in shares) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (402,978) | (256,468) | (304,340) |
Stock options exercised (in shares) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 2,929,262 | 77,477 | 48,572 |
Treasury stock repurchased (in shares) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (1,444,769) | (7,118,928) |
Balance | $ 3 | Ìý | Ìý | Ìý | $ 3 | Ìý | Ìý | Ìý | $ 3 | $ 3 | $ 3 |
Balance (in shares) | 240,213,606 | Ìý | Ìý | Ìý | 236,370,347 | Ìý | Ìý | Ìý | 240,213,606 | 236,370,347 | 237,080,026 |
Additional paid-in capital | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Increase (Decrease) in Stockholders' Equity | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Issuance of nonvested stock awards | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 18 | $ 16 | $ 19 |
Vesting of stock awards | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 8 | 2 | 7 |
Recognition of stock-based compensation | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 10 | 9 | 10 |
Stock options exercised | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 53 | 1 | 1 |
Excess tax benefit related to stock‑based compensation | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (3) | 1 |
Cash paid for noncontrolling interest | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (1) |
Disposition of a portion of P and A Business | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 413 | Ìý | Ìý |
Costs of the IPO and secondary offering of the P&A Business | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (58) | Ìý | Ìý |
Conversion of restricted awards to P and A Business awards | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (2) | Ìý | Ìý |
Treasury stock repurchased | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 15 | (15) |
Additional paid-in capital | Parent | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Increase (Decrease) in Stockholders' Equity | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Balance | Ìý | Ìý | Ìý | $ 3,447 | Ìý | Ìý | Ìý | $ 3,407 | 3,447 | 3,407 | 3,385 |
Issuance of nonvested stock awards | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 18 | 16 | 19 |
Vesting of stock awards | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 8 | 2 | 7 |
Recognition of stock-based compensation | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 10 | 9 | 10 |
Stock options exercised | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 53 | 1 | 1 |
Excess tax benefit related to stock‑based compensation | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 3 | 1 |
Cash paid for noncontrolling interest | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (1) |
Disposition of a portion of P and A Business | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 413 | Ìý | Ìý |
Costs of the IPO and secondary offering of the P&A Business | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (58) | Ìý | Ìý |
Conversion of restricted awards to P and A Business awards | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (2) | Ìý | Ìý |
Treasury stock repurchased | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 15 | (15) |
Balance | $ 3,889 | Ìý | Ìý | Ìý | $ 3,447 | Ìý | Ìý | Ìý | 3,889 | 3,447 | 3,407 |
Treasury stock | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Increase (Decrease) in Stockholders' Equity | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Treasury stock repurchased | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (15) | (85) |
Treasury stock | Parent | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Increase (Decrease) in Stockholders' Equity | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Balance | Ìý | Ìý | Ìý | (150) | Ìý | Ìý | Ìý | (135) | (150) | (135) | (50) |
Treasury stock repurchased | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (15) | (85) |
Balance | (150) | Ìý | Ìý | Ìý | (150) | Ìý | Ìý | Ìý | (150) | (150) | (135) |
Unearned stock-based compensation | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Increase (Decrease) in Stockholders' Equity | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Issuance of nonvested stock awards | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (18) | (16) | (19) |
Recognition of stock-based compensation | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 18 | 16 | 16 |
Conversion of restricted awards to P and A Business awards | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 2 | Ìý | Ìý |
Unearned stock-based compensation | Parent | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Increase (Decrease) in Stockholders' Equity | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Balance | Ìý | Ìý | Ìý | (17) | Ìý | Ìý | Ìý | (17) | (17) | (17) | (14) |
Issuance of nonvested stock awards | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (18) | (16) | (19) |
Recognition of stock-based compensation | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 18 | 16 | 16 |
Conversion of restricted awards to P and A Business awards | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 2 | Ìý | Ìý |
Balance | (15) | Ìý | Ìý | Ìý | (17) | Ìý | Ìý | Ìý | (15) | (17) | (17) |
Retained earnings (accumulated deficit) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Increase (Decrease) in Stockholders' Equity | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Repurchase and cancellation of stock awards | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (12) | (3) | (7) |
Stock options exercised | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (18) | Ìý | Ìý |
Dividends declared on common stock | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (120) | (120) | (121) |
Retained earnings (accumulated deficit) | Parent | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Increase (Decrease) in Stockholders' Equity | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Balance | Ìý | Ìý | Ìý | (325) | Ìý | Ìý | Ìý | (528) | (325) | (528) | (493) |
Net income | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 636 | 326 | 93 |
Repurchase and cancellation of stock awards | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (12) | (3) | (7) |
Stock options exercised | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (18) | Ìý | Ìý |
Dividends declared on common stock | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | (120) | (120) | (121) |
Balance | 161 | Ìý | Ìý | Ìý | (325) | Ìý | Ìý | Ìý | 161 | (325) | (528) |
Accumulated other comprehensive (loss) income | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Increase (Decrease) in Stockholders' Equity | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Other comprehensive income (loss) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 403 | (383) | (235) |
Accumulated other comprehensive (loss) income | Parent | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Increase (Decrease) in Stockholders' Equity | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Balance | Ìý | Ìý | Ìý | $ (1,671) | Ìý | Ìý | Ìý | $ (1,288) | (1,671) | (1,288) | (1,053) |
Other comprehensive income (loss) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 403 | (383) | (235) |
Balance | $ (1,268) | Ìý | Ìý | Ìý | $ (1,671) | Ìý | Ìý | Ìý | $ (1,268) | $ (1,671) | $ (1,288) |