Accrued Liabilities (Tables)

9 Months Ended

Sep. 30, 2012

Accounts Payable and Accrued Liabilities, Current [Abstract]

Accrued Liabilities

Accrued liabilities consisted of the following:

	September 30, 2012		December 31, 2011
	(In thousands)
Employee costs	$	18,941	$	22,518
Divestiture related costs	18,246		—
Interest payable	17,148		2,647
Taxes	14,211		13,480
Lease operating expenses	8,566		7,346
Hedge settlements	343		1,844
Other	5,254		3,898
Total accrued liabilities	$	82,709	$	51,733