XML 134 R47.htm IDEA: XBRL DOCUMENT v2.4.0.8
Debt Including Capital Lease Obligations - 7.875% Senior Secured Notes (Details) (7.875% Senior Notes, Senior notes, USD $)
6 Months Ended
Jun. 30, 2013
Feb. 28, 2013
Feb. 05, 2013
Jun. 30, 2012
Debt Instrument [Line Items]        
Stated interest rate on debt instrument 7.875% 7.875% 7.875% 7.50%
Face amount of senior notes   $ 425,000,000    
Debt discount rate   99.274%    
Effective interest rate   8.00%    
Percentage of stocks of domestic subsidiaries, subject to exception and lien 100.00%      
Threshold for acceleration of other debt agreements in event of default 30,000,000      
Threshold for entry of non-appealable judgments 30,000,000      
Maximum
       
Debt Instrument [Line Items]        
Percentage of stocks of foreign subsidiaries, subject to exception and lien 65.00%      
Limit on lien on subsidiary stock as percentage of principal amount of debt instrument 20.00%      
Redemption option using cash proceeds from equity offerings
       
Debt Instrument [Line Items]        
Redemption price percentage 107.875%      
Percentage of original aggregate principal amount, minimum after each redemption 65.00%      
Redemption option using cash proceeds from equity offerings | Maximum
       
Debt Instrument [Line Items]        
Redemption amount, percentage of principal amount 35.00%      
On or before February 5, 2016 provided that no more than $42.5m aggregate principal amount is redeemed each year
       
Debt Instrument [Line Items]        
Redemption price percentage 103.00%      
Maximum redemption per period $ 42,500,000.0      
If redeemed during the 12-month period commencing February 1, 2016
       
Debt Instrument [Line Items]        
Redemption price percentage 105.906%      
If redeemed during the 12-month period commencing February 1, 2017
       
Debt Instrument [Line Items]        
Redemption price percentage 103.938%      
If redeemed during the 12-month period commencing February 1, 2018
       
Debt Instrument [Line Items]        
Redemption price percentage 101.969%      
If redeemed during the 12-month period commencing February 1, 2019 and thereafter
       
Debt Instrument [Line Items]        
Redemption price percentage 100.00%      
Redemption option upon change of control
       
Debt Instrument [Line Items]        
Redemption price percentage 101.00%