XML 146 R74.htm IDEA: XBRL DOCUMENT v2.4.0.8
Note 7 - Property, Plant and Equipment and Construction-In-Process (Details) - Construction-In-Process (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Note 7 - Property, Plant and Equipment and Construction-In-Process (Details) - Construction-In-Process [Line Items]        
Construction-in-progress $ 288,827 $ 396,141    
Projects Under Exploration and Development [Member] | Up-Front Bonus Lease Costs [Member]
        
Note 7 - Property, Plant and Equipment and Construction-In-Process (Details) - Construction-In-Process [Line Items]        
Construction-in-progress 30,141 33,985 36,832 33,600
Projects Under Exploration and Development [Member] | Exploration and Development Costs [Member]
        
Note 7 - Property, Plant and Equipment and Construction-In-Process (Details) - Construction-In-Process [Line Items]        
Construction-in-progress 38,220 32,302    
Projects Under Exploration and Development [Member] | Interest Capitalized [Member]
        
Note 7 - Property, Plant and Equipment and Construction-In-Process (Details) - Construction-In-Process [Line Items]        
Construction-in-progress 1,278 1,278 1,598 100
Projects Under Exploration and Development [Member] | Drilling and Construction Costs [Member]
        
Note 7 - Property, Plant and Equipment and Construction-In-Process (Details) - Construction-In-Process [Line Items]        
Construction-in-progress 38,220 32,302 40,223 20,997
Projects Under Exploration and Development [Member]
        
Note 7 - Property, Plant and Equipment and Construction-In-Process (Details) - Construction-In-Process [Line Items]        
Construction-in-progress 69,639 67,565 78,653 54,697
Projects under Construction [Member] | Up-Front Bonus Lease Costs [Member]
        
Note 7 - Property, Plant and Equipment and Construction-In-Process (Details) - Construction-In-Process [Line Items]        
Construction-in-progress 27,473 29,160    
Projects under Construction [Member] | Interest Capitalized [Member]
        
Note 7 - Property, Plant and Equipment and Construction-In-Process (Details) - Construction-In-Process [Line Items]        
Construction-in-progress 6,948 15,543    
Projects under Construction [Member] | Drilling and Construction Costs [Member]
        
Note 7 - Property, Plant and Equipment and Construction-In-Process (Details) - Construction-In-Process [Line Items]        
Construction-in-progress 184,767 283,873    
Projects under Construction [Member]
        
Note 7 - Property, Plant and Equipment and Construction-In-Process (Details) - Construction-In-Process [Line Items]        
Construction-in-progress $ 219,188 $ 328,576