Inventories (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012		Dec. 31, 2011
Inventories
Crude oil	$ 526,783		$ 400,952
Other raw materials and unfinished products	126,406	[1]	137,356	[1]
Finished products	752,958	[2]	513,776	[2]
Process chemicals	2,663	[3]	1,180	[3]
Repairs and maintenance supplies and other	76,640		61,355
Inventories, total	$ 1,485,450		$ 1,114,619

[1] Other raw materials and unfinished products include feedstocks and blendstocks, other than crude.

[2] Finished products include gasolines, jet fuels, diesels, lubricants, asphalts, LPG’s and residual fuels.

[3] Process chemicals include additives and other chemicals.