Prepaid and Other Current Assets

12 Months Ended

Dec. 31, 2016

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Prepaid and Other Current Assets

Note 6—Prepaid and Other Current Assets

Prepaid and other current assets at December 31, 2016 and 2015 consist of the following (in thousands):

	December 31,
	2016		2015
Advances to suppliers for crude oil purchases	$	38,300	$	36,247
Collateral posted with broker for derivative instruments	2,714		20,926
Prepaid insurance	7,504		6,773
Derivative assets	161		4,577
Other	4,701		6,914
Total	$	53,380	$	75,437