Noncancelable Contractual Obligations (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Commitments And Contingencies Disclosure [Abstract]
2014	$ 55,641
2015	42,778
2016	42,779
2017	14,260
2018	14,260
Thereafter
Total purchase commitments	$ 169,718

- Details

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- Definition

Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.

+ References

No definition available.

+ Details

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- Definition

Amount of contractual obligation maturing after the fifth fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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- Definition

Amount of contractual obligation maturing in the fifth fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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- Definition

Amount of contractual obligation maturing in the fourth fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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- Definition

Amount of contractual obligation maturing in the next fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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- Definition

Amount of contractual obligation maturing in the second fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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- Definition

Amount of contractual obligation maturing in the third fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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