Accounts Receivable and Major Customers

6 Months Ended

Jun. 30, 2016

Receivables [Abstract]

Accounts Receivable and Major Customers

Accounts Receivable and Major Customers

The following table summarizes our accounts receivable by type as of the dates presented:

	As of
	June 30,			December 31,
	2016			2015
Customers	$	22,573		$	23,481
Joint interest partners	12,849			18,381
Other	6,510			7,658
	41,932			49,520
Less: Allowance for doubtful accounts	(1,618		)	(1,555		)
	$	40,314		$	47,965

For the six months ended June 30, 2016, three customers accounted for $62.2 million, or approximately 93%, of our consolidated product revenues. The revenues generated from these customers during the six months ended June 30, 2016 were $32.1 million, $16.2 million and $13.9 million or 48%, 24% and 21% of the consolidated total, respectively. As of June 30, 2016, $20.5 million, or approximately 91%, of our consolidated accounts receivable from customers was related to these customers. For the six months ended June 30, 2015, three customers accounted for $96.7 million, or approximately 62%, of our consolidated product revenues. The revenues generated from these customers during the six months ended June 30, 2015 were $41.2 million, $36.1 million, and $19.4 million, or approximately 26%, 23% and 13% of the consolidated total, respectively. As of December 31, 2015, $21.1 million, or approximately 90%, of our consolidated accounts receivable from customers was related to these customers. No significant uncertainties exist related to the collectability of amounts owed to us by any of these customers.