Debt and Capital Lease Obligations (Liberty Puerto Rico Bank Facility) (Narrative) (Details) - Liberty Puerto Rico [Member] - USD ($)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2012
Choice Acquisition [Member]
Debt Instrument [Line Items]
Facility amount	$ 257,500,000
New LPR Term Loan B [Member]
Debt Instrument [Line Items]
Principal amount of debt	$ 530,000,000
New LPR Term Loan B [Member] \| LIBOR [Member]
Debt Instrument [Line Items]
Basis spread on variable rate	3.50%
New LPR Term Loan C [Member]
Debt Instrument [Line Items]
Principal amount of debt	$ 145,000,000
New LPR Term Loan C [Member] \| LIBOR [Member]
Debt Instrument [Line Items]
Basis spread on variable rate	6.75%
New LPR Revolving Loan [Member]
Debt Instrument [Line Items]
Facility amount	$ 40,000,000
New LPR Revolving Loan [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Fee on unused portion of credit facility	0.50%
New LPR Revolving Loan [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Fee on unused portion of credit facility	0.375%
New LPR Revolving Loan [Member] \| LIBOR [Member]
Debt Instrument [Line Items]
Basis spread on variable rate	3.50%
LPR Term Loan B and LPR Term Loan C [Member]
Debt Instrument [Line Items]
Original issue price, percentage	99.50%
LIBOR interest rate floor	1.00%
Liberty Puerto Rico Bank Facility [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt	$ (9,800,000)	$ (4,400,000)
Loss on extinguishment of debt, third party costs incurred	7,100,000	3,800,000
Write off of deferred debt issuance cost	3,600,000	600,000
Amortization of debt discount (premium)	$ (900,000)	$ 0

The issue price of the debt instrument, expressed as a percentage of the principal amount.

No definition available.

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- Definition

LIBOR interest rate floor

+ References

No definition available.

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- Definition

Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28541-108399

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.8)
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Amount of debt issuance costs (for example, but not limited to, legal, accounting, broker, and regulatory fees).

+ References

No definition available.

+ Details

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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 40
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=49170532&loc=d3e12317-112629

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
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-Section 40
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=49170532&loc=d3e12355-112629

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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- Definition

Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.8)
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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