Debt - Summary of Debt and Capital Lease Obligations Maturities (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Equity Method Investments And Cost Method Investments [Abstract]
2014	$ 40,989
2015	226,906
2016	28,459
2017	573,622
2018	2,655
Thereafter	976,458
Total	$ 1,849,089

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Amount of long-term debt of the registrant maturing in the third fiscal year following the latest fiscal year.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 3

-Subparagraph (SX 210.12-04.(a))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690

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Amount of long-term debt of the registrant maturing after the fifth fiscal year following the latest fiscal year.

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Amount of long-term debt of the registrant maturing in the fifth fiscal year following the latest fiscal year.

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Amount of long-term debt of the registrant maturing in the fourth fiscal year following the latest fiscal year.

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Amount of long-term debt of the registrant maturing in the second fiscal year following the latest fiscal year.

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Amount of long-term debt of the registrant maturing in the next fiscal year following the latest fiscal year.

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Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 6

-Section H

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