XML 69 R58.htm IDEA: XBRL DOCUMENT v3.20.2
Fair Value Measurements - Financial Instruments Not Required to be Measured at Fair Value (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Carrying Value | Level 2    
Estimated fair values of the company's financial instruments that are not measured at fair value on a recurring basis    
Marketable securities, current $ 12,711 $ 7,262
Carrying Value | Level 2 | 1.750% Senior Notes    
Estimated fair values of the company's financial instruments that are not measured at fair value on a recurring basis    
Debt 559,790 557,185
Carrying Value | Level 2 | 3.375% Senior Notes    
Estimated fair values of the company's financial instruments that are not measured at fair value on a recurring basis    
Debt 495,720 495,240
Carrying Value | Level 2 | 3.5% Senior Notes    
Estimated fair values of the company's financial instruments that are not measured at fair value on a recurring basis    
Debt 594,818 594,502
Carrying Value | Level 2 | Other borrowings    
Estimated fair values of the company's financial instruments that are not measured at fair value on a recurring basis    
Debt 57,605 43,540
Carrying Value | Level 3    
Estimated fair values of the company's financial instruments that are not measured at fair value on a recurring basis    
Notes receivable, including noncurrent portion 17,420 28,117
Fair Value | Level 2    
Estimated fair values of the company's financial instruments that are not measured at fair value on a recurring basis    
Marketable securities, current 12,711 7,262
Fair Value | Level 2 | 1.750% Senior Notes    
Estimated fair values of the company's financial instruments that are not measured at fair value on a recurring basis    
Debt 425,915 562,399
Fair Value | Level 2 | 3.375% Senior Notes    
Estimated fair values of the company's financial instruments that are not measured at fair value on a recurring basis    
Debt 424,685 510,145
Fair Value | Level 2 | 3.5% Senior Notes    
Estimated fair values of the company's financial instruments that are not measured at fair value on a recurring basis    
Debt 516,420 609,918
Fair Value | Level 2 | Other borrowings    
Estimated fair values of the company's financial instruments that are not measured at fair value on a recurring basis    
Debt 57,605 43,540
Fair Value | Level 3    
Estimated fair values of the company's financial instruments that are not measured at fair value on a recurring basis    
Notes receivable, including noncurrent portion 17,420 28,117
Cash | Carrying Value | Level 1    
Estimated fair values of the company's financial instruments that are not measured at fair value on a recurring basis    
Cash and cash equivalents 1,144,328 1,014,138
Cash | Fair Value | Level 1    
Estimated fair values of the company's financial instruments that are not measured at fair value on a recurring basis    
Cash and cash equivalents 1,144,328 1,014,138
Cash equivalents | Carrying Value | Level 2    
Estimated fair values of the company's financial instruments that are not measured at fair value on a recurring basis    
Cash and cash equivalents 825,265 983,061
Cash equivalents | Fair Value | Level 2    
Estimated fair values of the company's financial instruments that are not measured at fair value on a recurring basis    
Cash and cash equivalents $ 825,265 $ 983,061