Quarterly report pursuant to Section 13 or 15(d)

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

v2.4.0.8
套期保值活动 (Schedule Of Derivative Instruments In Statement Of Financial Position) (Details) (USD $)
In Thousands, unless otherwise specified
9月. 30, 2013
12月. 31, 2012
General Discussion of Derivative Instruments and 套期保值活动 [Abstract]    
短期衍生工具 $ 1,633 $ 664
Long-term derivative instruments - asset 127 0
短期衍生工具 - liabilities 4,808 10,442
Long-term derivative instruments - liability $ 962 $ 0