v2.4.1.9
Components of Income from Continuing Operations Before Income Taxes (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Schedule of Components of Income Before Income Tax Expense (Benefit) [Line Items]      
U.S. $ (5,389)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic $ (6,158)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic $ 587us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
Foreign 16,440us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign 22,909us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign 31,620us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign
Income from continuing operations before income taxes $ 11,051us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest $ 16,751us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest $ 32,207us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest