Inventory	9 Months Ended
Sep. 30, 2011
Inventory [Abstract]
Inventory Disclosure	Inventory Inventory at September 30, 2011 and December 31, 2010, of $3.4 million and $3.0 million respectively, consists of spare parts and small equipment held for use in the ordinary course of business.

Inventory

9 Months Ended

Sep. 30, 2011

Inventory

Inventory at September 30, 2011 and December 31, 2010, of $3.4 million and $3.0 million respectively, consists of spare parts and small equipment held for use in the ordinary course of business.