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Additional Balance Sheet Information (Tables)

9 Months Ended

Sep. 30, 2013

Text Block [Abstract]

Components of Balance Sheet Amounts

Certain balance sheet amounts are comprised of the following:

(Thousands of dollars)		September 30, 2013				December 31, 2012
Accounts Receivable:
Joint interest billing		$	3,777			$	2,189
Trade receivables			2,574				1,580
Oil and gas sales			11,472				9,362
Other			232				436
			18,055				13,567
Less: Allowance for doubtful accounts			(333	)			(355	)
Total		$	17,722			$	13,212
Accounts Payable:
Trade		$	1,398			$	3,968
Royalty and other owners			9,393				9,652
Prepaid drilling deposits			693				306
Other			6,315				5,642
Total		$	17,799			$	19,568
Accrued Liabilities:
Compensation and related expenses		$	5,230			$	2,517
Property costs			2,060				4,549
Other			841				552
Total		$	8,131			$	7,618

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The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity.

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