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Related Party Transactions (Details) (TruePosition, Liberty, USD $)
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12 Months Ended | ||
|---|---|---|---|
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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| Related party transactions | |||
| Payable, beginning balance | $ (5,953,000)us-gaap_RelatedPartyTransactionDueFromToRelatedPartyCurrent | $ 2,876,000us-gaap_RelatedPartyTransactionDueFromToRelatedPartyCurrent | |
| Cost and expenses charged | 3,913,000us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty | 2,808,000us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty | |
| Amounts due under the tax-sharing arrangement | (4,094,000)lbrda_RelatedPartyAmountsDueUnderTaxSharingArrangement | 4,493,000lbrda_RelatedPartyAmountsDueUnderTaxSharingArrangement | |
| Transfer of related party receivable to (from) note receivable | 5,306,000lbrda_RelatedPartyTransferOfRelatedPartyReceivableToFromNoteReceivable | ||
| Payments to Liberty | (6,399,000)us-gaap_RelatedPartyTransactionAmountsOfTransaction | (16,130,000)us-gaap_RelatedPartyTransactionAmountsOfTransaction | |
| Amount receivable (due) under the tax-sharing arrangement transferred to Liberty Broadband | 7,227,000lbrda_RelatedPartyTransferOfAmountsReceivableDueUnderTaxSharingArrangement | ||
| (Receivable) payable, ending balance | (5,953,000)us-gaap_RelatedPartyTransactionDueFromToRelatedPartyCurrent | ||
| Outstanding note receivable | 19,100,000us-gaap_NotesReceivableRelatedPartiesCurrent | ||
| Reference rate on notes receivable | three-month LIBOR | ||
| Margin added to variable rate (as a percent) | 2.00%lbrda_NotesReceivableBasisSpreadOnVariableRate | ||
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Tax sharing agreement
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| Related party transactions | |||
| Payments to Liberty |
3,200,000us-gaap_RelatedPartyTransactionAmountsOfTransaction / dei_LegalEntityAxis = lbrda_TruePositionIncMember / us-gaap_RelatedPartyTransactionAxis = lbrda_TaxSharingAgreementMember / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = lbrda_LibertyMediaCorporationAndItsSubsidiariesMember |
13,600,000us-gaap_RelatedPartyTransactionAmountsOfTransaction / dei_LegalEntityAxis = lbrda_TruePositionIncMember / us-gaap_RelatedPartyTransactionAxis = lbrda_TaxSharingAgreementMember / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = lbrda_LibertyMediaCorporationAndItsSubsidiariesMember |
10,700,000us-gaap_RelatedPartyTransactionAmountsOfTransaction / dei_LegalEntityAxis = lbrda_TruePositionIncMember / us-gaap_RelatedPartyTransactionAxis = lbrda_TaxSharingAgreementMember / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = lbrda_LibertyMediaCorporationAndItsSubsidiariesMember |
| (Receivable) payable, ending balance |
$ (6,400,000)us-gaap_RelatedPartyTransactionDueFromToRelatedPartyCurrent / dei_LegalEntityAxis = lbrda_TruePositionIncMember / us-gaap_RelatedPartyTransactionAxis = lbrda_TaxSharingAgreementMember / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = lbrda_LibertyMediaCorporationAndItsSubsidiariesMember |
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| X | ||||||||||
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- Definition
The percentage points (also referred to as 'margin') added to the reference rate as stated in the note receivable agreement and used to compute the variable rate on the notes receivable. No definition available.
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| X | ||||||||||
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- Definition
The reference rate for the variable rate of the notes receivable, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR. No definition available.
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| X | ||||||||||
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- Definition
Represents the amount due under the tax-sharing arrangement. No definition available.
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| X | ||||||||||
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- Definition
Represents information pertaining to amount receivable (due) under the tax-sharing arrangement transferred to Liberty Broadband. No definition available.
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| X | ||||||||||
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- Definition
Represents the amount of transfer of related party receivable to (from) note receivable. No definition available.
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| X | ||||||||||
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- Definition
Amounts due from parties associated with the reporting entity as evidenced by a written promise to pay, due within 1 year (or 1 business cycle). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of transactions with related party during the financial reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Receivables to be collected from (obligations owed to) related parties, net as of the balance sheet date within one year where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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