2013 | 2012 | |||||||
Deferred revenue | $ | 217.6 | $ | 224.5 | ||||
Unrecognized tax benefits (inclusive of interest and penalties) | 148.0 | 129.6 | ||||||
Intangible liabilities | 69.1 | 118.0 | ||||||
Supplemental executive retirement plan liabilities | 40.5 | 33.3 | ||||||
Personnel costs | 37.2 | 31.6 | ||||||
Other | 33.3 | 36.4 | ||||||
$ | 545.7 | $ | 573.4 |