Joint Interest and Other Receivables (Tables)

3 Months Ended

Mar. 31, 2013

Joint Interest and Other Receivables

Schedule of joint interest and other receivables

	March 31, 2013		December 31, 2012
	($ in thousands)
Partners in the U.S. Gulf of Mexico	$	50,161	$	52,439
Partners in West Africa		3,186		2,185
Accrued interest on investment securities		11,209		3,647
Vendors' receivables		3,789		1,526
Other		3,342		1,795
	$	71,687	$	61,592