| 
           SUBSEQUENT EVENTS SUBSEQUENT EVENTS (Details) 
         | 
        3 Months Ended | ||
|---|---|---|---|
| 
           Mar. 31, 2013
 
          Merger Termination [Member]
 
          TNT Express [Member]
 
          USD ($) 
         | 
        
           Mar. 31, 2013
 
          Merger Termination [Member]
 
          TNT Express [Member]
 
          EUR (€) 
         | 
        
           Jan. 31, 2013
 
          Business Acquisition [Member]
 
          Joint Venture [Member]
 
          USD ($) 
         | 
      |
| Subsequent Event [Line Items] | |||
| Termination of merger, break-up fee | $ 268,000,000 | € 200,000,000 | |
| Parent's acquisition of remaining noncontrolling interest, joint venture | $ 70 | ||
| Parent's ownership percentage | 100.00% | ||
| X | ||||||||||
| 
             
- Definition 
          Business Combination, Step Acquisition, Purchase of Remaining Noncontrolling Interest No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Termination of Business Acquisition, Termination Fee No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          The parent entity's interest in net assets of the subsidiary, expressed as a percentage. No definition available. 
  | 
        
| X | ||||||||||
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- Details 
          
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