Accounts Payable and Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2015

Payables and Accruals [Abstract]

Accounts payable and accrued liabilities

Accounts payable and accrued liabilities consist of the following:

In thousands	June 30, 2015		December 31, 2014
Accounts payable	$	176,069	$	209,527
Accrued compensation and benefits	38,020		42,485
Accrued interest	12,147		19,748
Other accrued expenses	45,662		49,553
Total	$	271,898	$	321,313