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Summary of Significant Accounting Policies (Revisions to Previously Reported Amounts) (Narrative) (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Schedule of Significant Accounting Policies [Line Items]      
Gain on derecognition of aged operating liabilities $ (206,533)kutv_OtherIncomeDerecognitionOfAgedOperatingLiabilities [1] $ (2,938,250)kutv_OtherIncomeDerecognitionOfAgedOperatingLiabilities [1] $ 0kutv_OtherIncomeDerecognitionOfAgedOperatingLiabilities [1]
Change in accounts payable (676,200)us-gaap_IncreaseDecreaseInAccountsPayable [1] 1,295,525us-gaap_IncreaseDecreaseInAccountsPayable [1] (1,485,189)us-gaap_IncreaseDecreaseInAccountsPayable [1]
Change in accrued expenses and other current liabilities (1,207,465)us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities [1] (1,123,760)us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities [1] (663,166)us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities [1]
Scenario, Previously Reported [Member]      
Schedule of Significant Accounting Policies [Line Items]      
Gain on derecognition of aged operating liabilities   2,938,250kutv_OtherIncomeDerecognitionOfAgedOperatingLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
 
Change in accounts payable   (2,496,787)us-gaap_IncreaseDecreaseInAccountsPayable
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
 
Change in accrued expenses and other current liabilities   $ (3,207,948)us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
 
[1] Refer to Note 2(31).