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v3.10.0.1

Consolidated Statements of Stockholders' Equity - USD ($) $ in Millions | Total | Common Stock [Member] | Additional Paid-In Capital [Member] | Retained Earnings (Deficit) [Member] | Accumulated Other Comprehensive Income (Loss) [Member]
--- | --- | --- | --- | --- | ---
Beginning balance at Dec. 31, 2015 | $ 1,403 |  | $ 1,980 | $ (444) | $ (134)
Beginning balance, shares at Dec. 31, 2015 |  | 107,219,000 |  |  |
Beginning balance, Common stock value at Dec. 31, 2015 |  | $ 1 |  |  |
Net income (loss) | (234) |  |  | (234) |
Stock-based compensation | 23 |  | 23 |  |
Exercise of stock options, shares |  | 20,000 |  |  |
Vesting of restricted stock, shares |  | 341,000 |  |  |
Shares withheld for taxes | (1) |  | (1) |  |
Shares withheld for taxes, shares |  | (105,000) |  |  |
Other comprehensive income (loss) | (8) |  |  |  | (8)
Ending balance at Dec. 31, 2016 | 1,183 |  | 2,002 | (678) | (142)
Ending balance, shares at Dec. 31, 2016 |  | 107,475,000 |  |  |
Ending balance, Common stock value at Dec. 31, 2016 |  | $ 1 |  |  |
Net income (loss) | (52) |  |  | (52) |
Stock-based compensation | 20 |  | 20 |  |
Exercise of stock options | 1 |  | 1 |  |
Exercise of stock options, shares |  | 35,000 |  |  |
Vesting of restricted stock, shares |  | 771,000 |  |  |
Shares withheld for taxes | (4) |  | (4) |  |
Shares withheld for taxes, shares |  | (251,000) |  |  |
Other comprehensive income (loss) | 37 |  |  |  | 37
Ending balance at Dec. 31, 2017 | 1,185 |  | 2,019 | (730) | (105)
Ending balance, shares at Dec. 31, 2017 |  | 108,030,000 |  |  |
Ending balance, Common stock value at Dec. 31, 2017 | 1 | $ 1 |  |  |
Net income (loss) | 52 |  |  | 52 |
Stock-based compensation | 16 |  | 16 |  |
Exercise of stock options | $ 1 |  | 1 |  |
Exercise of stock options, shares | 39,000 | 39,000 |  |  |
Vesting of restricted stock, shares |  | 485,000 |  |  |
Shares withheld for taxes | $ (2) |  | (2) |  |
Shares withheld for taxes, shares |  | (127,000) |  |  |
Other comprehensive income (loss) | (38) |  |  |  | (38)
Ending balance at Dec. 31, 2018 | 1,214 |  | $ 2,034 | $ (678) | $ (143)
Ending balance, shares at Dec. 31, 2018 |  | 108,427,000 |  |  |
Ending balance, Common stock value at Dec. 31, 2018 | $ 1 | $ 1 |  |  |

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