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Additional Balance Sheet Information (Tables)

6 Months Ended

Jun. 30, 2016

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Components of Balance Sheet Amounts

Certain balance sheet amounts are comprised of the following:

(Thousands of dollars)		June 30, 2016				December 31, 2015
Accounts Receivable:
Joint interest billing		$	2,120			$	2,667
Trade receivables			1,034				1,452
Oil and gas sales			4,071				3,576
Other			330				2,377
			7,555				10,072
Less: Allowance for doubtful accounts			(545	)			(529	)
Total		$	7,010			$	9,543
Accounts Payable:
Trade		$	1,043			$	3,289
Royalty and other owners			5,407				5,973
Partner advances			670				1,083
Prepaid drilling deposits			223				390
Other			1,170				1,620
Total		$	8,513			$	12,355
Accrued Liabilities:
Compensation and related expenses		$	2,378			$	2,294
Property costs			9,046				3,302
Other			1,220				526
Total		$	12,644			$	6,122

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- Definition

Tabular disclosure of condensed balance sheet, including, but not limited to, balance sheets of consolidated entities and consolidation eliminations.

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