XML 60 R67.htm IDEA: XBRL DOCUMENT v3.19.3
Fair Value of Financial Instruments (Carrying Values and Fair Values of Debt Instruments) (Detail) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2019
Apr. 16, 2019
Dec. 31, 2018
Debt Instrument [Line Items]      
Carrying value of senior notes $ 4,062,511   $ 4,174,693
Senior notes | Senior Notes due 2019 [Member]      
Debt Instrument [Line Items]      
Carrying value of senior notes [1] 175,000   175,000
Fair value of senior notes [2] $ 175,361   $ 177,870
Interest rate 5.25%   5.25%
Senior note year due 2019    
Senior notes | Senior Notes due 2021 [Member]      
Debt Instrument [Line Items]      
Carrying value of senior notes $ 100,000   $ 100,000
Fair value of senior notes [2] $ 102,783   $ 101,292
Interest rate 4.64%   4.64%
Senior note year due 2021    
Senior notes | New Senior Notes due 2021 [Member]      
Debt Instrument [Line Items]      
Carrying value of senior notes $ 150,000   $ 150,000
Fair value of senior notes [2] $ 149,210   $ 144,305
Interest rate 2.39%   2.39%
Senior note year due 2021    
Senior notes | Senior Notes due 2022 [Member]      
Debt Instrument [Line Items]      
Carrying value of senior notes $ 125,000   $ 125,000
Fair value of senior notes [2] $ 126,640   $ 120,682
Interest rate 3.09%   3.09%
Senior note year due 2022    
Senior notes | Senior Notes due 2023 [Member]      
Debt Instrument [Line Items]      
Carrying value of senior notes $ 200,000   $ 200,000
Fair value of senior notes [2] $ 200,664   $ 188,363
Interest rate 2.75%   2.75%
Senior note year due 2023    
Senior notes | Senior Notes due 2024 [Member]      
Debt Instrument [Line Items]      
Carrying value of senior notes $ 150,000   $ 150,000
Fair value of senior notes [2] $ 153,789   $ 142,877
Interest rate 3.24%   3.24%
Senior note year due 2024    
Senior notes | Senior Notes due 2025 [Member]      
Debt Instrument [Line Items]      
Carrying value of senior notes $ 375,000   $ 375,000
Fair value of senior notes [2] $ 389,912   $ 355,541
Interest rate 3.41%   3.41%
Senior note year due 2025    
Senior notes | Senior Notes due 2026 [Member]      
Debt Instrument [Line Items]      
Carrying value of senior notes $ 400,000   $ 400,000
Fair value of senior notes [2] $ 407,943   $ 367,143
Interest rate 3.03%   3.03%
Senior note year due 2026    
Senior notes | Senior Notes due 2027 [Member]      
Debt Instrument [Line Items]      
Carrying value of senior notes $ 250,000   $ 250,000
Fair value of senior notes [2] $ 261,260   $ 234,243
Interest rate 3.49%   3.49%
Senior note year due 2027    
Senior notes | Senior Notes due 2028 [Member]      
Debt Instrument [Line Items]      
Carrying value of senior notes $ 500,000   $ 500,000
Fair value of senior notes [2] $ 567,850   $ 506,100
Interest rate 4.25%   4.25%
Senior note year due 2028    
Senior notes | Senior Notes due 2029 [Member]      
Debt Instrument [Line Items]      
Carrying value of senior notes $ 500,000    
Fair value of senior notes [2] $ 537,550    
Interest rate 3.50% 3.50%  
Senior note year due 2029    
[1] The Company has recorded the 2019 Senior Notes in long-term in the table above as the Company has the intent and ability to redeem the 2019 Senior Notes on November 1, 2019 using borrowings under the Credit Agreement
[2] Senior Notes are classified as Level 2 within the fair value hierarchy. Fair value is based on quotes of bonds with similar ratings in similar industries.