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Financial Instruments and Fair Value Measurements (Details)
 12 Months Ended
Feb. 28, 2017
Dec. 31, 2018
USD ($)
contract
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
Feb. 07, 2017
USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Changes in fair value of Interest rate swap   $ 2,200,000 $ 2,100,000 $ 0  
Interest Rate Swap          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Notional amount         $ 250,000,000
Fixed interest rate   3.89%      
Spread on underlying rate   2.00%      
Term of contract 5 years        
Cash flow hedge ineffectiveness recorded   $ 0      
Interest Rate Swap | Interest Expense          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Interest expense   200,000 (1,600,000)    
Interest Rate Swap | Prepaid Expenses and Other Current Assets          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Fair value of interest rate swap   4,300,000 $ 2,100,000    
Interest Rate Swap | Other Comprehensive Income (Loss)          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Changes in fair value of Interest rate swap   $ 2,200,000      
Foreign Exchange Contract          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Foreign currency exchange contracts | contract   0