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COMMITMENTS AND CONTINGENCIES (Details 2) (USD $) In Millions, unless otherwise specified | 12 Months Ended | 1 Months Ended |  |  | 12 Months Ended
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Dec. 31, 2012 Litigation proceedings and disputes in Guyana | Nov. 30, 2007 Lawsuit filed by CTL Minimum | Feb. 17, 2010 Lawsuit filed by GT&T against Digicel | Feb. 17, 2010 Lawsuit filed by GT&T against Digicel Minimum | Dec. 31, 2012 Legal claims regarding tax filings with the Guyana Revenue Authority | Dec. 31, 2012 Legal claims regarding tax filings with the Guyana Revenue Authority Minimum | Dec. 31, 2011 Contingency related to spectrum fees
Commitments and contingencies |  |  |  |  |  |  |
Period for which other litigation proceedings and disputes have not been the subject of discussions or other significant activity | 5 years |  |  |  |  |  |
Spectrum fees paid |  |  |  |  |  |  | $ 2.6
Damages asserted |  | 200 |  |  |  |  |
Actual damages |  |  |  | 9 |  |  |
Punitive damages |  |  | 5 |  |  |  |
Future payments related to disputed tax assessments |  |  |  |  | $ 36.8 |  |
Percentage of return on investment ensured by the government of Guyana |  |  |  |  |  | 15.00% |

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