Accounts Receivable and Major Customers (Tables)

6 Months Ended

Jun. 30, 2016

Receivables [Abstract]

Summary of Accounts Receivable

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