ADDITIONAL BALANCE SHEET INFORMATION (Tables)

3 Months Ended

Mar. 31, 2013

ADDITIONAL BALANCE SHEET INFORMATION

Additional Balance Sheet Information

	March 31,			December 31,
(In thousands)	2013			2012
Accounts receivable, net
Trade accounts	$	167,405		$	165,070
Joint interest accounts	4,826			5,659
Other accounts	1,555			2,817
	173,786			173,546
Allowance for doubtful accounts	(1,125		)	(1,127		)
	$	172,661		$	172,419
Inventories
Natural gas in storage	$	3,425		$	7,494
Tubular goods and well equipment	8,011			6,392
Other accounts	(158		)	287
	$	11,278		$	14,173
Other current assets
Prepaid balances and other	1,174			2,158
	$	1,174		$	2,158
Other assets
Deferred compensation plan	$	11,372		$	10,608
Debt issuance cost	16,523			17,420
Equity method investment	8,211			6,915
Other accounts	78			83
	$	36,184		$	35,026
Accounts payable
Trade accounts	$	11,006		$	14,037
Natural gas purchases	2,331			4,892
Royalty and other owners	71,028			66,321
Accrued capital costs	154,498			164,862
Taxes other than income	13,504			10,224
Drilling advances	40,607			44,203
Producer gas imbalances	1,628			1,602
Other accounts	5,131			6,339
	$	299,733		$	312,480
Accrued liabilities
Employee benefits	$	17,346		$	16,011
Postretirement benefits	1,304			1,304
Taxes other than income	8,959			8,735
Interest payable	12,650			22,329
Other accounts	2,294			1,218
	$	42,553		$	49,597
Other liabilities
Deferred compensation plan	$	29,429		$	23,893
Other accounts	12,793			16,282
	$	42,222		$	40,175