The following table presents the aggregate gross favorable and unfavorable adjustments to income before taxes resulting from changes in estimates, including the exercise of additional option years, for the years ended December 31, 2013, December 31, 2012 and December 30, 2011.
|
| | | | | | | | | | | |
| For the years ended |
| December 31, 2013 | | December 31, 2012 | | December 30, 2011 |
(Amounts in millions) | | |
Gross favorable adjustments | $ | 45.8 |
| | $ | 29.3 |
| | $ | 16.0 |
|
Gross unfavorable adjustments | (20.7 | ) | | (9.7 | ) | | (4.4 | ) |
Net adjustments | $ | 25.1 |
| | $ | 19.6 |
| | $ | 11.6 |
|