Annual report pursuant to Section 13 and 15(d)

INVESTMENTS, AT EQUITY, ADVANCES TO 50% OR LESS OWNED COMPANIES Schedule of Equity Method Investments (Details)

v2.4.0.8
INVESTMENTS, AT EQUITY, ADVANCES TO 50% OR LESS OWNED COMPANIES Schedule of Equity Method Investments (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Jul. 02, 2011
Schedule of Equity Method Investments [Line Items]      
Equity Method Investments $ 34,986 $ 34,696  
Financial ownership percentage 51.00%    
Voting ownership percentage 50.00%    
Dart Helicopter Services LLC [Member]
      
Schedule of Equity Method Investments [Line Items]      
Ownership 50.00%    
Equity Method Investments 25,264 25,212  
Aeroleo [Member]
      
Schedule of Equity Method Investments [Line Items]      
Ownership 50.00% [1]   50.00%
Equity Method Investments 0 [1] 0 [1]  
Voting ownership percentage     20.00%
Era do Brazil [Member]
      
Schedule of Equity Method Investments [Line Items]      
Ownership 50.00% [2]   50.00%
Equity Method Investments 0 [2] 0 [2]  
Era Training Center [Member]
      
Schedule of Equity Method Investments [Line Items]      
Ownership 50.00%    
Equity Method Investments 6,236 6,740  
Lake Palma [Member]
      
Schedule of Equity Method Investments [Line Items]      
Ownership 51.00% [3]    
Equity Method Investments 3,411 [3] 2,512 [3]  
Heli-Union Era Australia [Member]
      
Schedule of Equity Method Investments [Line Items]      
Ownership 45.00%    
Equity Method Investments $ 75 $ 232  
[1] Investment impaired in March 2012.
[2] Consolidated entity as of September 30, 2012.
[3] The Company owns a 51% financial interest in this joint venture; however, it does not consolidate the venture as it only controls 50% of the venture’s voting rights.