XML 48 R56.htm IDEA: XBRL DOCUMENT v2.4.1.9
Carrying Value of Goodwill (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Goodwill [Line Items]    
Cost $ 66,330us-gaap_GoodwillGross $ 66,330us-gaap_GoodwillGross
Accumulated Impairment (30,808)us-gaap_GoodwillImpairedAccumulatedImpairmentLoss (30,808)us-gaap_GoodwillImpairedAccumulatedImpairmentLoss
Foreign Currency Adjustment (25)us-gaap_GoodwillTranslationAdjustments (18)us-gaap_GoodwillTranslationAdjustments
Net Carrying Amount $ 35,467us-gaap_Goodwill $ 35,474us-gaap_Goodwill