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Cash Flow Hedge Related to Variable Debt Instrument and Outstanding Foreign Currency Derivatives to Hedge Foreign Currency Balances Measured at Fair Value on Recurring Basis, and Balances (Detail) (Fair Value, Measurements, Recurring, Cash Flow Hedging, Level 2, USD $) In Thousands, unless otherwise specified | Jun. 30, 2014 | Dec. 31, 2013
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Fair Value, Measurements, Recurring | Cash Flow Hedging | Level 2 |  |  |  |
Liability: |  |  |  |
Interest rate derivative financial instruments | $ 283 | [1] | $ 564 | [1]
[1] | Includes accrued interest expense

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- Definition Fair value as of the balance sheet date of all derivative liabilities designated as interest rate fair value hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959 + Details
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Balance Type: | credit
Period Type: | instant

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- Details
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