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Fair Value of Financial Instruments-Adjusted Historical Cost (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Aug. 29, 2021
Mar. 31, 2021
Nov. 29, 2020
Senior Notes | 5.00% Senior Notes, Due 2025        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Stated interest rate   5.00% 5.00%  
Senior Notes | 5.00% Senior Notes, Due 2025 | Subsequent Event        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Extinguishment of debt $ 200,000      
Senior Notes | 3.375% Senior Notes Due 2027        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Stated interest rate   3.375%    
Senior Notes | 3.50% Senior Notes Due 2031        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Stated interest rate   3.50%    
Fair Value, Recurring [Member] | Carrying Value [Member]        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Short-term debt carried at adjusted historical cost   $ 7,516   $ 17,648
Total financial liabilities carried at adjusted historical cost   1,272,093   1,572,240
Fair Value, Recurring [Member] | Carrying Value [Member] | Senior Notes | 5.00% Senior Notes, Due 2025        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Long-term debt carried at adjusted historical cost   200,360   990,280
Fair Value, Recurring [Member] | Carrying Value [Member] | Senior Notes | 3.375% Senior Notes Due 2027        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Long-term debt carried at adjusted historical cost   562,034   564,312
Fair Value, Recurring [Member] | Carrying Value [Member] | Senior Notes | 3.50% Senior Notes Due 2031        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Long-term debt carried at adjusted historical cost   502,183   0
Fair Value, Recurring [Member] | Fair Value [Member]        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Short-term debt carried at adjusted historical cost   7,516   17,648
Total financial liabilities carried at adjusted historical cost   1,304,171   1,617,044
Fair Value, Recurring [Member] | Fair Value [Member] | Senior Notes | 5.00% Senior Notes, Due 2025        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Long-term debt carried at adjusted historical cost   204,055   1,016,169
Fair Value, Recurring [Member] | Fair Value [Member] | Senior Notes | 3.375% Senior Notes Due 2027        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Long-term debt carried at adjusted historical cost   579,326   583,227
Fair Value, Recurring [Member] | Fair Value [Member] | Senior Notes | 3.50% Senior Notes Due 2031        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Long-term debt carried at adjusted historical cost   $ 513,274   $ 0