Name:	ftr_LongDistanceContractsAndServiceAgreementsFutureMinimumPaymentsDue
Namespace Prefix:	ftr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

For contracts having an initial or remaining non-cancelable letter-terms in excess of one year, required contract payments due within one year of the balance sheet date relating to contracts defined as long distance contracts and service agreements.

No definition available.

Name:	ftr_LongDistanceContractsAndServiceAgreementsFutureMinimumPaymentsDueCurrent
Namespace Prefix:	ftr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

For contracts having an initial or remaining non-cancelable letter-terms in excess of one year, required contract payments due within the fifth year of the balance sheet date relating to contracts defined as long distance contracts and service agreements.

No definition available.

Name:	ftr_LongDistanceContractsAndServiceAgreementsFutureMinimumPaymentsDueInFiveYears
Namespace Prefix:	ftr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

For contracts having an initial or remaining non-cancelable letter-terms in excess of one year, required contract payments due within the fourth year of the balance sheet date relating to contracts defined as long distance contracts and service agreements.

No definition available.

Name:	ftr_LongDistanceContractsAndServiceAgreementsFutureMinimumPaymentsDueInFourYears
Namespace Prefix:	ftr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

For contracts having an initial or remaining non-cancelable letter-terms in excess of one year, required contract payments due within the third year of the balance sheet date relating to contracts defined as long distance contracts and service agreements.

No definition available.

Name:	ftr_LongDistanceContractsAndServiceAgreementsFutureMinimumPaymentsDueInThreeYears
Namespace Prefix:	ftr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

For contracts having an initial or remaining non-cancelable letter-terms in excess of one year, required contract payments due within the second year of the balance sheet date relating to contracts defined as long distance contracts and service agreements.

No definition available.

Name:	ftr_LongDistanceContractsAndServiceAgreementsFutureMinimumPaymentsDueInTwoYears
Namespace Prefix:	ftr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

For contracts having an initial or remaining non-cancelable letter-terms in excess of one year, required contract payments due after the fifth year from the balance sheet date on contracts defined as long distance contracts and service agreements.

No definition available.