Description of the Business and Summary of Significant Accounting Policies - Minimum Guarantees (Details) - Payment guarantee - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Guarantor Obligations [Line Items]
Accrued liabilities	$ 48.7	$ 41.8
Other long-term liabilities	146.8	118.5
Total minimum guarantee obligations	$ 195.5	$ 160.3
Weighted average remaining term (in years)	5 years	4 years
Expected future payments, due within the next year	$ 48.7	$ 41.8
Expected future payments, due within two years	41.4
Expected future payments, due within three years	40.4
Expected future payments, due within four years	38.9
Expected future payments, due within five years	12.3
Expected future payments, due within six years	$ 13.8