Transactions (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2010
Transactions [Abstract]
Number of territories acquired		14
Acquisition purchase price	$ 2,000.0

Number of territories acquired during the 2010 Transaction

No definition available.

Name:	ftr_NumberOfTerritoriesAcquired
Namespace Prefix:	ftr_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant