Quarterly report pursuant to Section 13 or 15(d)

REVENUE RECOGNITION (Performance Obligation) (Details)

v3.8.0.1
REVENUE RECOGNITION (Performance Obligation) (Details) - Sponsorship & Advertising [Member]
$ in Millions
Mar. 31, 2018
USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenue related to future benefits to be provided by the Company $ 808.0
Percentage of revenue on contracts to be recognized during remainder of 2018 29.00%
Percentage of revenue on contracts to be recognized in 2019 24.00%
Percentage of revenue on contracts to be recognized in 2020 16.00%
Percentage of revenue to be recognized on contracts after 2020 31.00%