Additional Balance Sheet Details (Tables)

3 Months Ended

Mar. 31, 2016

Table Text Block [Abstract]

Accounts Payable and Accrued Liabilities

Accounts Payable and Accrued Liabilities

	March 31,		December 31,
In thousands	2016		2015
Accrued interest	$	44,201	$	48,908
Accounts payable	32,688		30,477
Accrued lease operating expenses	30,169		37,549
Taxes payable	17,717		32,438
Accrued compensation	14,403		46,780
Accrued exploration and development costs	13,500		20,892
Other	34,037		36,153
Total	$	186,715	$	253,197