Transactions With Related Parties (Tables)

3 Months Ended

Mar. 31, 2012

Transactions With Related Parties [Abstract]

Schedule Of Transactions With Related Parties

	Three Months Ended March 31,
	2012		2011
Petroleum products sales to an affiliate of the Robertson Group (1)	$	10,188	$	9,721
Marine operating fuel and expenses provided by an affiliate of the Robertson Group (1)		1,957		1,040
Sales of CO2 to Sandhill Group, LLC (2)		613		543
Petroleum products sales to Davison family businesses (1)		312		242
Amounts paid to our CEO in connection with the use of his aircraft		150		—

(1) The Robertson Group owned 9% of our Class A common units and 74% of our Class B common units at March 31, 2012. The Davison family owned 16% of our Class A common units at March 31, 2012.

(2) We own a 50% interest in Sandhill Group, LLC.