v2.4.0.8
Significant Transactions (Narrative) (Details)
Jun. 30, 2014
Significant Transactions [Line Items]  
Percentage Of Voting Interests To Be Acquired 100.00%
Company Shares Exchanged For Each Acquiree Share 2.875
Acquiree Stockholders Percentage Ownership In Parent Company 23.00%
Merger Agreement Undertaking Number Of Divested Customers [Member]
 
Significant Transactions [Line Items]  
Number of customers 3,000,000
Divestiture Transactions Net Disposition Of Customers [Member]
 
Significant Transactions [Line Items]  
Number of customers 3,900,000
Divestiture Transactions Customers To Be Spun Off In SpinCo [Member]
 
Significant Transactions [Line Items]  
Number of customers 2,500,000
Divestiture Transactions Like Kind Divestiture Of Time Warner Cable Customers [Member]
 
Significant Transactions [Line Items]  
Number of customers 1,500,000
Divestiture Transactions Like Kind Receipt Of Charter Communications Customers [Member]
 
Significant Transactions [Line Items]  
Number of customers 1,700,000
Divestiture Transactions Sale Of Time Warner Cable Customers Member [Member]
 
Significant Transactions [Line Items]  
Number of customers 1,500,000
Comcast Corporate Shareholders [Member]
 
Significant Transactions [Line Items]  
Ownership Percentage In New Company 67.00%
New Charter [Member]
 
Significant Transactions [Line Items]  
Ownership Percentage In New Company 33.00%