Additional Balance Sheet Information (Tables)

9 Months Ended

Sep. 30, 2017

Balance Sheet Related Disclosures [Abstract]

Additional Balance Sheet Information

Certain balance sheet amounts are comprised of the following:

(In thousands)	September 30, 2017			December 31, 2016
Accounts receivable, net
Trade accounts	$	162,069		$	185,594
Joint interest accounts	1,208			1,359
Other accounts	425			5,335
	163,702			192,288
Allowance for doubtful accounts	(2,012		)	(1,243		)
	$	161,690		$	191,045
Inventories
Tubular goods and well equipment	$	12,130		$	11,005
Natural gas in storage	867			2,299
	$	12,997		$	13,304
Other current assets
Prepaid balances and other	$	3,587		$	2,692
Derivative instruments	2,536			—
	$	6,123		$	2,692
Other assets
Deferred compensation plan	$	14,336		$	12,587
Debt issuance costs	8,845			11,403
Derivative instruments	3,763			2,991
Other accounts	101			58
	$	27,045		$	27,039
Accounts payable
Trade accounts	$	25,851		$	27,355
Natural gas purchases	3,457			2,231
Royalty and other owners	33,135			36,472
Accrued transportation	48,104			48,977
Accrued capital costs	33,440			34,647
Taxes other than income	12,938			13,827
Other accounts	3,864			4,902
	$	160,789		$	168,411
Accrued liabilities
Employee benefits	$	17,065		$	14,153
Taxes other than income	4,018			3,829
Asset retirement obligations	6,073			2,000
Other accounts	158			1,510
	$	27,314		$	21,492
Other liabilities
Deferred compensation plan	$	27,598		$	24,169
Other accounts	8,810			4,952
	$	36,408		$	29,121