Description of the frequency of periodic payments (monthly, quarterly, annual).

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 50

-Paragraph 3

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of the required periodic payments applied to principal.

+ 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 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of payment greater than the preceding installment payments to be paid at final maturity date of debt.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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Namespace Prefix:
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Long-Term Debt Amortization of Term Loans (Details) - 9 months ended Sep. 30, 2015 - Loans Payable [Member] £ in Thousands, AUD in Thousands, $ in Thousands	AUD	GBP (£)	USD ($)	GBP (£)	USD ($)
Frequency of term loan installments	quarterly	quarterly	quarterly
September 30, 2016 through June 30, 2018 [Member] \| United States Term Loan [Member]
Principal amount of each quarterly installment			$ 22,275
September 30, 2016 through June 30, 2018 [Member] \| Australian Term Loan [Member]
Principal amount of each quarterly installment \| AUD	AUD 4,058
September 30, 2016 through June 30, 2018 [Member] \| U.K. Term Loan [Member]
Principal amount of each quarterly installment \| £		£ 1,271
September 31, 2018 through December 31, 2019 [Member] \| United States Term Loan [Member]
Principal amount of each quarterly installment			$ 44,550
September 31, 2018 through December 31, 2019 [Member] \| Australian Term Loan [Member]
Principal amount of each quarterly installment \| AUD	8,116
September 31, 2018 through December 31, 2019 [Member] \| U.K. Term Loan [Member]
Principal amount of each quarterly installment \| £		£ 2,542
Maturity date - March 31, 2020 [Member] \| United States Term Loan [Member]
Balloon payment to be paid at end of maturity					$ 1,336,500
Maturity date - March 31, 2020 [Member] \| Australian Term Loan [Member]
Balloon payment to be paid at end of maturity \| AUD	AUD 222,470
Maturity date - March 31, 2020 [Member] \| U.K. Term Loan [Member]
Balloon payment to be paid at end of maturity \| £				£ 76,261