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Debt (Tables)
6 Months Ended
Jun. 30, 2018
Debt [Abstract]  
Schedule Of Long-Term Debt



 

 

 

 

 

 



 

 

 

 

 

 



 

June 30, 2018

 

December 31, 2017



 

Long-term

 

Long-term

Senior unsecured notes due September 2024

 

$

500,000 

 

$

500,000 

Senior unsecured notes due December 2021

 

 

800,000 

 

 

800,000 

Total debt, gross

 

 

1,300,000 

 

 

1,300,000 

Unamortized debt issuance costs

 

 

(18,855)

 

 

(20,229)

Total debt, net

 

$

1,281,145 

 

$

1,279,771