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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 2) (USD $) | 12 Months Ended | 4 Months Ended | 12 Months Ended |  | 1 Months Ended | 12 Months Ended
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Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2012 IPTV operations | Dec. 31, 2013 IPTV operations | Dec. 31, 2012 IPTV operations | Dec. 31, 2011 IPTV operations | Aug. 31, 2012 IPTV operations | Oct. 31, 2009 PAS infrastructure contracts | Dec. 31, 2012 PAS infrastructure contracts | Dec. 31, 2011 PAS infrastructure contracts
Revenue Recognition |  |  |  |  |  |  |  |  |  |  |
Remaining expected period of support for PAS products |  |  |  |  |  |  |  |  | 2 years |  |
Deferred revenue released |  |  |  |  |  |  |  |  |  | $ 8,100,000 | $ 95,300,000
Profit realized on full year basis from deferred revenue released |  |  |  |  |  |  |  |  |  |  | 33,100,000
Deferred revenue | 10,200,000 | 9,800,000 | 5,300,000 | 5,100,000 |  | 5,100,000 |  |  |  |  |
Deferred service costs related to unassigned contracts | 5,300,000 | 6,100,000 | 4,100,000 |  |  |  |  | 22,700,000 |  |  |
Impact on gross margin from the future revenue recognition of unassigned contracts |  |  |  |  | 0 |  |  |  |  |  |
Revenues relating to unassigned contracts | 164,439,000 | 186,728,000 | 320,576,000 | 2,200,000 | 1,400,000 | 29,500,000 | 141,400,000 |  |  |  |
Liabilities and deferred costs related to un-assigned contracts |  |  |  | 47,300,000 | 29,300,000 | 47,300,000 |  |  |  |  |
Current deferred revenue | 29,093,000 | 41,461,000 |  |  |  |  |  |  |  |  |
Long-term deferred revenue | $ 35,251,000 | $ 59,530,000 |  |  |  |  |  |  |  |  |

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