根据第13和15(d)条提交的年度报告

套期保值活动 (Schedule Of Derivative Instruments In Statement Of Financial Position) (Details)

v2.4.0.6
套期保值活动 (Schedule Of Derivative Instruments In Statement Of Financial Position) (Details) (USD $)
除非另有说明,单位为千
12月. 31, 2012
12月. 31, 2011
General Discussion of Derivative Instruments and 套期保值活动 [Abstract]    
短期衍生工具 $ 664 $ 1,601
短期衍生工具-负债 $ 10,442