General Accounting and Disclosure Matters (Tables)

9 Months Ended

Sep. 30, 2017

Accounting Policies [Abstract]

Components of prepayments

The components of prepayments and other current assets were as follows at the dates indicated (in thousands):

	September 30,		December 31,
	2017		2016
Insurance premiums	$	201	$	1,403
Rents, licenses and other	967		694
Total	$	1,168	$	2,097

Reporting revenue of crude oil contracts on a gross revenue basis

Reporting these crude oil contracts on a gross revenue basis would increase our reported revenues as follows for the periods indicated (in thousands):

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2017		2016		2017		2016
Revenue gross-up	$	46,306	$	70,236	$	148,779	$	245,245