Acquisitions (Tables)

6 Months Ended

Jun. 30, 2012

Business Combinations [Abstract]

Schedule of Purchase Price Allocation

The following table summarizes the allocation of the purchase price to the estimated fair value of the assets acquired and liabilities assumed as of the date of acquisition (amounts in thousands):

Cash acquired	$	313
Other current assets	9,068
Property and equipment	30,103
Intangibles and other assets	33,695
Goodwill	41,683
Total assets acquired	$	114,862
Current liabilities	$	4,337
Long-term debt	131
Total liabilities assumed	$	4,468
Net assets acquired	$	110,394