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Additional Balance Sheet Information (Tables)

3 Months Ended

Mar. 31, 2015

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, 2015				December 31, 2014
Accounts Receivable:
Joint interest billing		$	2,901			$	2,882
Trade receivables			1,734				1,980
Oil and gas sales			5,607				6,245
Other			1,877				1,751
			12,119				12,858
Less: Allowance for doubtful accounts			(504	)			(543	)
Total		$	11,615			$	12,315
Accounts Payable:
Trade		$	2,440			$	3,995
Royalty and other owners			9,040				8,444
Partner advances			1,726				1,344
Prepaid drilling deposits			559				786
Other			1,331				1,689
Total		$	15,096			$	16,258
Accrued Liabilities:
Compensation and related expenses		$	2,731			$	2,350
Property costs			3,087				9,204
Income tax			130				554
Other			539				293
Total		$	6,487			$	12,401

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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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