XML 74 R59.htm IDEA: XBRL DOCUMENT v3.24.0.1
Long-Term Indebtedness (Narrative) (Details)
3 Months Ended 12 Months Ended
Dec. 07, 2021
USD ($)
May 13, 2021
USD ($)
tradingDay
Dec. 19, 2019
Mar. 29, 2019
USD ($)
Apr. 27, 2016
USD ($)
Dec. 31, 2023
USD ($)
$ / shares
Dec. 31, 2023
USD ($)
$ / shares
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Dec. 14, 2018
USD ($)
Feb. 24, 2014
USD ($)
Line of Credit Facility                      
Long-term indebtedness           $ 846,834,000 $ 846,834,000 $ 1,095,888,000      
Long-term debt, net           847,423,000 847,423,000 1,118,974,000      
Proceeds from issuance of convertible notes             0 0 $ 460,000,000    
Level 1                      
Line of Credit Facility                      
Convertible Debt, Fair Value Disclosures           451,400,000 $ 451,400,000        
Term Loan                      
Line of Credit Facility                      
Face amount $ 400,000,000                    
Term Loan | Period One                      
Line of Credit Facility                      
Debt instrument term (in years)     2 years                
Term Loan | Period Two                      
Line of Credit Facility                      
Debt instrument term (in years)     2 years                
Term Loan | First Eight Quarters                      
Line of Credit Facility                      
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed 1.25%                    
Debt Instrument, Prepaid, Principal           $ 37,500,000          
Term Loan | Next Eight Quarters                      
Line of Credit Facility                      
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed 1.875%                    
Term Loan | Thereafter                      
Line of Credit Facility                      
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed 2.50%                    
Convertible Debt                      
Line of Credit Facility                      
Face amount   $ 460,000,000                  
Stated rate   1.125%                  
Debt conversion ratio   0.0060369         0.0061785        
Conversion price | $ / shares           $ 165.65 $ 165.65        
Debt Instrument, Redemption Price, Percentage   100.00%                  
Proceeds from issuance of convertible notes   $ 447,800,000                  
Debt Instrument, Redemption, Amount of Principal Held, Percent   25.00%                  
Convertible Debt | Period One                      
Line of Credit Facility                      
Debt Instrument, Convertible, Threshold Trading Days | tradingDay   20                  
Debt Instrument, Convertible, Threshold Consecutive Trading Days | tradingDay   30                  
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger   130.00%                  
JPMorgan Chase Bank And Wells Fargo Bank | Line of Credit                      
Line of Credit Facility                      
Letter of credit           $ 4,700,000 $ 4,700,000 $ 4,400,000      
Remaining availability under the facilities           $ 245,300,000 $ 245,300,000        
Commitment fee percentage             0.275%        
JPMorgan Chase Bank And Wells Fargo Bank | Line of Credit | Minimum                      
Line of Credit Facility                      
Commitment fee percentage             0.15%        
JPMorgan Chase Bank And Wells Fargo Bank | Line of Credit | Maximum                      
Line of Credit Facility                      
Commitment fee percentage             0.275%        
JPMorgan Chase Bank And Wells Fargo Bank | Letter of Credit                      
Line of Credit Facility                      
Maximum borrowings under line of credit         $ 50,000,000            
JPMorgan Chase Bank, N.A., Wells Fargo Bank, N.A., Bank of America, N.A., and 1st Source Bank | Line of Credit                      
Line of Credit Facility                      
Maximum borrowings under line of credit                   $ 600,000,000  
Prudential Investment Management Inc | Line of Credit                      
Line of Credit Facility                      
Long-term indebtedness       $ 50,000,000           $ 400,000,000  
Remaining availability under the facilities                     $ 150,000,000
Weighted average interest rate       3.80%              
Debt instrument term (in years)       3 years              
Prudential Investment Management Inc | Line of Credit | New Term Loan, Amendment No. 4                      
Line of Credit Facility                      
Long-term indebtedness $ 400,000,000                    
Option One | JPMorgan Chase Bank, N.A., Wells Fargo Bank, N.A., Bank of America, N.A., and 1st Source Bank | Line of Credit | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate | Minimum                      
Line of Credit Facility                      
Debt additional margin interest rate         0.00%   0.875%        
Option One | JPMorgan Chase Bank, N.A., Wells Fargo Bank, N.A., Bank of America, N.A., and 1st Source Bank | Line of Credit | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate | Maximum                      
Line of Credit Facility                      
Debt additional margin interest rate             0.875%        
Option Two | JPMorgan Chase Bank, N.A., Wells Fargo Bank, N.A., Bank of America, N.A., and 1st Source Bank | Line of Credit | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate                      
Line of Credit Facility                      
Interest rate             1.875%        
Option Two | JPMorgan Chase Bank, N.A., Wells Fargo Bank, N.A., Bank of America, N.A., and 1st Source Bank | Line of Credit | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate | Minimum                      
Line of Credit Facility                      
Interest rate             0.875%        
Option Two | JPMorgan Chase Bank, N.A., Wells Fargo Bank, N.A., Bank of America, N.A., and 1st Source Bank | Line of Credit | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate | Maximum                      
Line of Credit Facility                      
Interest rate             1.875%