Nine Months Ended September 30, | Year Ended December 31, | ||||||||||||||||||||||
2018 | 2017 | 2016 | 2015 | 2014 | 2013 | ||||||||||||||||||
Fixed charges: | |||||||||||||||||||||||
Capitalized interest credit | $ | 1.2 | $ | 1.9 | $ | 3.1 | $ | 2.1 | $ | 2.7 | $ | 2.7 | |||||||||||
Interest factor in rent expense | 3.9 | 5.2 | 5.6 | 5.3 | 4.3 | 3.3 | |||||||||||||||||
Other interest and fixed charges | 114.1 | 152.3 | 164.0 | 173.1 | 144.2 | 127.6 | |||||||||||||||||
Total fixed charges | $ | 119.2 | $ | 159.4 | $ | 172.7 | $ | 180.5 | $ | 151.2 | $ | 133.6 | |||||||||||
Earnings—pre-tax income (loss) with applicable adjustments | $ | 270.2 | $ | 265.4 | $ | 137.3 | $ | (452.8 | ) | $ | 52.4 | $ | 48.4 | ||||||||||
Ratio of earnings to fixed charges | 2.3 | 1.7 | NM* | NM* | NM* | NM* | |||||||||||||||||