Commitments and Contingencies Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2012

Commitments and Contingencies Disclosure [Abstract]

Schedule of future minimum rental payments for operating leases

The Company has certain operating leases for office space, trailers and certain equipment. Remaining annual minimum payments under these leases at December 31, 2012 were as follows:

(In thousands)	Total		Less Than 1 Year		1 - 3 Years		4 - 5 Years		More Than 5 Years
Operating lease obligations	$	9,076	$	3,017	$	4,668	$	1,391	$	—

Schedule of minimum payments for purchase obligations

Future payments for all purchase commitments at December 31, 2012 were as follows:

(In thousands)	Total		Less Than 1 Year		1 - 3 Years		4 - 5 Years		More Than 5 Years
Purchase obligations and other commitment	$	293,383	$	265,727	$	14,017	$	7,131	$	6,508