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Financial Instrument, Risk Management and Fair Value Measurements - Nonrecurring Fair Value Measurements (Details)
$ in Millions
12 Months Ended
Dec. 31, 2018
USD ($)
Brands  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Impairment loss on indefinite-lived intangible asset $ 2.0
Fair Value, Measurements, Nonrecurring  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Impairment of intangibles 3.1
Total Gains (Losses) on Impairment of intangibles (1.8)
Total Assets 3.1
Total Gains (Losses) on total assets (1.8)
Fair Value, Measurements, Nonrecurring | Quoted Prices in Active Markets for Identical Assets (Level 1)  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Impairment of intangibles 0.0
Total Assets 0.0
Fair Value, Measurements, Nonrecurring | Significant Other Observable Inputs (Level 2)  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Impairment of intangibles 0.0
Total Assets 0.0
Fair Value, Measurements, Nonrecurring | Significant Unobservable Inputs (Level 3)  
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Impairment of intangibles 3.1
Total Assets $ 3.1