Reportable Business Segments and International Operations - Reconciliation of Segment Assets - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Reconciliation of segment assets to consolidated total assets
Segment assets excluding goodwill	$ 4,743.9	$ 4,335.1	$ 3,813.3
Goodwill	2,692.9	2,616.7	$ 2,289.1
Other assets	21.6	34.1
Total assets	$ 7,458.4	$ 6,985.9