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Long-Term Debt - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Feb. 10, 2021
Jun. 30, 2021
Mar. 31, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Debt Instrument [Line Items]              
Long-term debt, current maturities   $ 240,859   $ 391,418 $ 240,859 $ 391,418 $ 28,036
Proceeds from issuance of long-term debt         499,725 1,639,661  
Loss on early extinguishment of debt   0   $ 0 883 $ 1,481  
Finance Leases              
Debt Instrument [Line Items]              
Long-term debt, current maturities   1,900     1,900    
Bank debt | Bank Revolving Loans              
Debt Instrument [Line Items]              
Long-term debt, current maturities   195,900     195,900    
Bank debt | Other Foreign Bank Revolving and Term Loans              
Debt Instrument [Line Items]              
Long-term debt, current maturities   $ 43,100     $ 43,100    
Bank debt | Term Loan              
Debt Instrument [Line Items]              
Repayments of debt $ 500,000            
Loss on early extinguishment of debt     $ 900        
1.4% Notes | Senior Notes              
Debt Instrument [Line Items]              
Debt instrument, face amount $ 500,000            
Senior note interest rate 1.40% 1.40%     1.40%    
Debt instrument offering price percentage at principle amount 99.945%            
Proceeds from issuance of long-term debt $ 499,700            
1.4% Notes | Senior Notes | Debt Instrument, Redemption - One Month prior to the Par Call Date              
Debt Instrument [Line Items]              
Debt instrument, redemption price (in percentage) 100.00%            
1.4% Notes | Senior Notes | Debt Instrument Redemption Period - On or After the Par Call Date              
Debt Instrument [Line Items]              
Debt instrument, redemption price (in percentage) 100.00%            
1.4% Notes | Senior Notes | Debt Instrument Redemption Period - Upon the Occurrence of Change of Control Repurchase Event              
Debt Instrument [Line Items]              
Debt instrument, redemption price (in percentage) 101.00%