Quarterly report pursuant to sections 13 or 15(d)

CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) (Parenthetical)

v2.4.0.8
CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) (Parenthetical) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
OPERATING COSTS AND EXPENSES    
Cost of petrochemical product Sales and Processing, depreciation $ 865 $ 825