Uncertain Tax Positions for Liabilities Associated with Unrecognized Tax Benefits (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Reconciliation Of Unrecognized Tax Benefits [Line Items]
Beginning balance	$ 62,108	$ 75,026	$ 89,281
Increase in unrecognized tax benefits related to prior years		1,110	1,855
Decrease in unrecognized tax benefits related to prior years		(6,134)	(6,415)
Unrecognized tax benefits related to the current year	1,838	4,256	4,246
Reductions in unrecognized tax benefits due to settlements		(8,816)	(7,678)
Reductions in unrecognized tax benefits due to lapse of applicable statute of limitations	(8,433)	(3,503)	(5,852)
Increase (decrease) in unrecognized tax benefits due to foreign currency translation	258	169	(411)
Ending balance	$ 55,771	$ 62,108	$ 75,026

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Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Unrecognized Tax Benefit

-URI http://asc.fasb.org/extlink&oid=6527854

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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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The net amount of all increases and decreases in unrecognized tax benefits for the period.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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