Annual report pursuant to Section 13 and 15(d)

ACQUISITIONS AND DISPOSITIONS (Details)

v2.4.0.8
ACQUISITIONS AND DISPOSITIONS (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
helicopter
Dec. 31, 2012
helicopter
Dec. 31, 2011
helicopter
Property, Plant and Equipment [Line Items]      
Capital expenditures $ 110,105 $ 112,986 $ 158,929
Equipment Additions (in helicopters) 6 [1] 18 [2] 9
Proceeds from disposition of property and equipment $ 65,151 $ 5,188 $ 26,043
Equipment Dispositions (in helicopters) 15 8 [3] 11 [4]
Light Helicopters - Single Engine [Member]
      
Property, Plant and Equipment [Line Items]      
Equipment Additions (in helicopters) 0 [1] 3 [2] 1
Equipment Dispositions (in helicopters) 0 0 [3] 3 [4]
Previously Leased-in (in helicopters)   3  
Previously Disposed (in helicopters)   1 1
Light Helicopters - Twin Engine [Member]
      
Property, Plant and Equipment [Line Items]      
Equipment Additions (in helicopters) 2 [1] 4 [2] 3
Equipment Dispositions (in helicopters) 4 6 [3] 3 [4]
Previously Leased-in (in helicopters) 2    
Removed from Service (in helicopters)   2 1
Medium Helicopter [Member]
      
Property, Plant and Equipment [Line Items]      
Equipment Additions (in helicopters) 4 [1] 8 [2] 4
Equipment Dispositions (in helicopters) 10 2 [3] 2 [4]
Previously Leased-in (in helicopters) 1 1  
Heavy Helicopter [Member]
      
Property, Plant and Equipment [Line Items]      
Equipment Additions (in helicopters) 0 [1] 3 [2] 1
Equipment Dispositions (in helicopters) 1 0 [3] 3 [4]
[1] Includes two light-twin helicopters and one medium helicopter that were previously leased-in.
[2] Includes three light-single helicopters and one medium helicopter that were previously leased-in.
[3] Excludes two light-twin helicopters that were removed from service and includes one light-single helicopter that had previously been removed from service.
[4] Includes one light-single helicopter that had previously been removed from service and excludes one light-twin helicopter that was removed from service in 2011.