ACCOUNTS RECEIVABLE (Tables)

12 Months Ended

Dec. 31, 2012

Components of Accounts Receivable

Our accounts receivable are comprised of the following amounts:

	As of December 31,
	2012		2011
Other co-venturers	$	16,735	$	8,890
Trade		130,448		91,959
Insurance receivable		—		4,236
Unbilled accounts receivable		20,053		13,009
Other		52		45
	$	167,288	$	118,139