| Six Months Ended | For the Years Ended December 31, | ||||||||||||||||||||||
| June 30, 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | ||||||||||||||||||
Portion of rentals representing interest(1) | $ | 9 | $ | 16 | $ | 7 | $ | 6 | $ | 6 | $ | 5 | |||||||||||
| Capitalized interest | 18 | 28 | 5 | 1 | 1 | 1 | |||||||||||||||||
Other interest and fixed charges(2) | 163 | 254 | 40 | 4 | — | — | |||||||||||||||||
| Total fixed charges (A) | $ | 190 | $ | 298 | $ | 52 | $ | 11 | $ | 7 | $ | 6 | |||||||||||
| Preferred dividend requirements | $ | 33 | $ | 41 | $ | — | $ | — | $ | — | $ | — | |||||||||||
| Ratio of income (loss) before provision for taxes to net income (loss) | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | |||||||||||||||||
| Total preferred dividends | $ | 33 | $ | 41 | $ | — | $ | — | $ | — | $ | — | |||||||||||
| Combined fixed charges and preferred dividends (B) | $ | 223 | $ | 339 | $ | 52 | $ | 11 | $ | 7 | $ | 6 | |||||||||||
| Earnings-pretax income with applicable adjustments (C) | $ | 614 | $ | 917 | $ | 394 | $ | 252 | $ | 220 | $ | 211 | |||||||||||
| Ratio of (C) to (A) | 3.2 | 3.1 | 7.6 | 22.9 | 31.4 | 35.2 | |||||||||||||||||
| Ratio of (C) to (B) | 2.8 | 2.7 | 7.6 | 22.9 | 31.4 | 35.2 | |||||||||||||||||
