General Information (Details)	3 Months Ended	12 Months Ended
Mar. 31, 2014 item	Dec. 31, 2013 item
Organization
Number of markets in which residential and commercial high-speed data, video, and telephony services are provided	19	19

Represents the number of markets in which services are provided by the entity in the reporting period.

No definition available.

Name:	wowf_NumberOfMarketsInWhichServicesAreProvidedByEntity
Namespace Prefix:	wowf_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration