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Additional Balance Sheet Information (Tables)

3 Months Ended

Mar. 31, 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)		March 31, 2016				December 31, 2015
Accounts Receivable:
Joint interest billing		$	2,741			$	2,667
Trade receivables			1,249				1,452
Oil and gas sales			3,682				3,576
Other			2,473				2,377
			10,145				10,072
Less: Allowance for doubtful accounts			(535	)			(529	)
Total		$	9,610			$	9,543
Accounts Payable:
Trade		$	1,658			$	3,289
Royalty and other owners			5,087				5,973
Partner advances			1,389				1,083
Prepaid drilling deposits			161				390
Other			1,246				1,620
Total		$	9,541			$	12,355
Accrued Liabilities:
Compensation and related expenses		$	2,549			$	2,294
Property costs			7,230				3,302
Other			611				526
Total		$	10,390			$	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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