Additional Balance Sheet Details (Tables)

12 Months Ended

Dec. 31, 2013

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Schedule of Accounts Payable and Accrued Liabilities

Accounts Payable and Accrued Liabilities

	December 31,
In thousands	2013		2012
Accrued exploration and development costs	$	100,564	$	109,939
Accrued interest	68,871		60,698
Accounts payable	63,263		86,051
Accrued lease operating expenses	59,762		23,862
Accrued compensation	55,043		48,451
Taxes payable	28,019		27,523
Other	35,021		58,144
Total	$	410,543	$	414,668