Inventory (Tables)

6 Months Ended

Jun. 30, 2012

Inventory [Abstract]

Inventory

	December 31, 2011		June 30, 2012
Refined petroleum products	$	127,999	$	81,655
Natural gas liquids		55,490		60,984
Transmix		60,251		53,067
Crude oil		8,065		12,116
Additives		7,055		7,845
Total inventory	$	258,860	$	215,667