XML 56 R44.htm IDEA: XBRL DOCUMENT v3.21.2
Debt Obligations (Details) - USD ($)
Jun. 30, 2021
Dec. 31, 2020
Debt Instrument [Line Items]    
Revolving credit agreement $ 20,800,000 $ 270,400,000
Senior notes 711,300  
Other obligations 808,000 850,000
Total debt obligations 1,193,044,000 1,456,318,000
Unamortized debt issuance costs (15,857,000) (17,932,000)
Carrying value of debt 1,177,187,000 1,438,386,000
Short-term debt obligations and current maturities of long-term debt obligations (746,000) (797,000)
Long-term debt obligations 1,176,441,000 1,437,589,000
Due 2049 [Member]    
Debt Instrument [Line Items]    
Convertible Debt 460,136,000 452,228,000
Due 2026 [Member]    
Debt Instrument [Line Items]    
Senior notes $ 711,300,000 $ 732,840,000