XML 55 R36.htm IDEA: XBRL DOCUMENT  v2.3.0.11
Company's Debt Maturities on Calendar Year Basis (Detail) (USD $)
In Thousands
Jun. 30, 2011
Dec. 31, 2010
Debt Instrument [Line Items]    
Long term debt $ 640,672 $ 584,387
July 1 through December 31, 2011 18,473  
2012 313,877  
2013 20,801  
2014 50,000  
2016 237,521  
2.50% Convertible Notes
   
Debt Instrument [Line Items]    
Long term debt 237,521 [1]  
2016 237,521 [1]  
1.875% Convertible Notes
   
Debt Instrument [Line Items]    
Long term debt 270,409 [2] 262,716
2012 270,409 [2]  
Ecko Note
   
Debt Instrument [Line Items]    
Long term debt 75,000 80,000
July 1 through December 31, 2011 5,000  
2012 10,000  
2013 10,000  
2014 50,000  
Asset-Backed Notes
   
Debt Instrument [Line Items]    
Long term debt 57,742 70,650
July 1 through December 31, 2011 13,473  
2012 33,468  
2013 $ 10,801  
[1] Reflects the net debt carrying amount of the 2.50% Convertible Notes on the unaudited condensed consolidated balance sheet as of June 30, 2011, in accordance with accounting for convertible notes. The principal amount owed to the holders of the Convertible Notes is $300.0 million.
[2] Reflects the net debt carrying amount of the 1.875% Convertible Notes on the unaudited condensed consolidated balance sheet as of June 30, 2011, in accordance with accounting for convertible notes. The principal amount owed to the holders of the Convertible Notes is $287.5 million.