UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 26,375	$ 29,772
Accounts receivable, net of allowance for doubtful accounts of $1,963 and $1,668, respectively	21,002	18,539
Prepaid expenses and other assets	13,204	13,270
Total current assets	60,581	61,581
Property and equipment, net	247,305	198,369
Investment in joint venture	3,137	2,936
Intangible assets, net	22,728	26,886
Goodwill	59,605	59,471
Deposits and other assets	5,653	5,371
Deferred tax asset, net	1,821	2,096
Total assets	400,830	356,710
Current liabilities:
Accounts payable	26,285	21,746
Accrued liabilities	9,907	9,152
Deferred revenues	2,801	2,475
Revolving credit facility		100
Capital lease obligations	4,294	2,154
Term loan, less discount of $240 and $206, respectively	3,461	2,794
Restructuring liability	2,567	2,709
Accrued contingent consideration	4,945
Other current liabilities	166	151
Total current liabilities	54,426	41,281
Deferred revenues	2,662	2,323
Capital lease obligations	45,193	38,923
Revolving credit facility	22,329
Term loan, less discount of $446 and $367, respectively	62,353	55,383
Accrued contingent consideration		4,626
Restructuring liability	3,540	4,884
Deferred rent	15,372	16,100
Other long-term liabilities	933	1,020
Total liabilities	206,808	164,540
Commitments and contingencies (Note 8)
Stockholders' equity:
Preferred stock, $0.001 par value; 20,000 shares authorized; no shares issued or outstanding
Common stock, $0.001 par value; 120,000 shares authorized; 53,436 and 52,528 shares outstanding, respectively	54	53
Additional paid-in capital	1,242,003	1,235,554
Treasury stock, at cost; 248 and 231 shares, respectively	(1,717)	(1,266)
Accumulated deficit	(1,046,211)	(1,041,872)
Accumulated items of other comprehensive loss	(107)	(299)
Total stockholders' equity	194,022	192,170
Total liabilities and stockholders' equity	$ 400,830	$ 356,710