LIBOR interest rate floor

No definition available.

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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.

+ Details

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- Details

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- Definition

Amount borrowed under the credit facility as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

+ Details

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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

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

+ Details

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Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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

Name:	us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
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Debt and Capital Lease Obligations (VM Credit Facility) (Details) In Millions, unless otherwise specified	9 Months Ended				9 Months Ended		9 Months Ended			9 Months Ended			9 Months Ended			9 Months Ended
	Sep. 30, 2014 VM Credit Facility [Member]	Dec. 31, 2013 VM Credit Facility [Member] USD ($)	Dec. 31, 2013 VM Credit Facility A [Member] USD ($)	Dec. 31, 2013 VM Credit Facility A [Member] GBP (£)	Sep. 30, 2014 VM Credit Facility A [Member] London Interbank Offered Rate (LIBOR) [Member]	Dec. 31, 2013 VM Credit Facility B [Member] USD ($)	Sep. 30, 2014 VM Credit Facility B [Member] London Interbank Offered Rate (LIBOR) [Member]	Dec. 31, 2013 VM Credit Facility D [Member] USD ($)	Dec. 31, 2013 VM Credit Facility D [Member] GBP (£)	Sep. 30, 2014 VM Credit Facility D [Member] London Interbank Offered Rate (LIBOR) [Member]	Dec. 31, 2013 VM Credit Facility E [Member] USD ($)	Dec. 31, 2013 VM Credit Facility E [Member] GBP (£)	Sep. 30, 2014 VM Credit Facility E [Member] London Interbank Offered Rate (LIBOR) [Member]	Dec. 31, 2013 VM Revolving Credit Facility [Member] USD ($)	Dec. 31, 2013 VM Revolving Credit Facility [Member] GBP (£)	Sep. 30, 2014 VM Revolving Credit Facility [Member] London Interbank Offered Rate (LIBOR) [Member]	Sep. 30, 2014 VM Credit Facility B, D and E [Member]
Debt Instrument [Line Items]
Facility amount				£ 375.0		$ 2,755.0			£ 100.0			£ 849.4			£ 660.0
Unused borrowing capacity		1,070.6	0			0		0			0			1,070.6
Carrying value		$ 4,887.9	$ 608.2			$ 2,743.5		$ 161.8			$ 1,374.4			$ 0
Basis spread on variable rate					3.25%		2.75%			3.25%			3.50%			3.25%
Fee on unused portion of credit facility	1.30%
LIBOR interest rate floor																	0.75%