XML 36 R25.htm IDEA: XBRL DOCUMENT v3.5.0.2
Subsidiary Guarantors - Senior Notes (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2016
Dec. 31, 2015
Senior Notes [Line Items]    
Carrying value of senior notes $ 542,740 $ 542,740
Covenant for Debt Basket Available Under Senior Notes 20,000  
Event of default for senior notes - failure of other debt payment at maturity in excess of this amount $ 50,000  
Our ownership percentage of subsidiary guarantors of senior notes 100.00%  
Event of default for senior notes - not discharged, bonded or insured judgment in excess of this amount $ 50,000  
Senior Notes Due 2021 [Member]    
Senior Notes [Line Items]    
Carrying value of senior notes 250,000 250,000
Unamortized Debt Issuance Expense $ 3,000 3,400
Interest rate of senior notes 4.75%  
Portion of proceeds from senior notes used to repurchase shares of common stock $ 200,000  
Percentage of original aggregate principle amount of senior notes included in repurchase price at change of control 101.00%  
Senior Notes Due 2021 [Member] | Senior Notes, Redemption, Period One [Member]    
Senior Notes [Line Items]    
Senior notes, redemption price, percentage 103.563%  
Senior Notes Due 2021 [Member] | Senior Notes, Redemption, Period Four [Member]    
Senior Notes [Line Items]    
Senior notes, redemption price, percentage 100.00%  
Senior Notes Due 2020 [Member]    
Senior Notes [Line Items]    
Initial Borrowing in Senior Notes $ 300,000  
Carrying value of senior notes 292,740 292,740
Unamortized Debt Issuance Expense $ 2,600 $ 3,100
Interest rate of senior notes 6.625%  
Portion of proceeds from senior notes used to repay outstanding term debt $ 200,000  
Percentage of original aggregate principle amount of senior notes included in repurchase price at change of control 101.00%  
Senior Notes Due 2020 [Member] | Senior Notes, Redemption, Period One [Member]    
Senior Notes [Line Items]    
Senior notes, redemption price, percentage 103.313%  
Senior Notes Due 2020 [Member] | Senior Notes, Redemption, Period Four [Member]    
Senior Notes [Line Items]    
Senior notes, redemption price, percentage 100.00%