CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 109,015	$ 104,402
Restricted Cash	30,398	889
Accounts receivable, net of allowance for doubtful accounts of $10,952 and $4,782 in 2012 and 2011, respectively	210,145	182,467
Inventories	71,255	79,742
Notes Receivable	10,298	0
Deferred income taxes, current portion	6,800	3,606
Prepaid expenses, deposits and other current assets	46,982	34,450
Total current assets	484,893	405,556
Property and equipment, at cost	848,622	788,529
Less: accumulated depreciation	(471,745)	(362,041)
Net property and equipment	376,877	426,488
Goodwill	801,098	768,393
Intangible assets, net	84,291	86,859
Equity investments	316,234	340,494
Other assets	123,515	134,121
Total assets	2,186,908	2,161,911
Current liabilities:
Debt payments due within one year	16,458	26,191
Accounts payable	80,872	66,221
Accrued liabilities	159,017	144,681
Total current liabilities	256,347	237,093
Deferred income taxes	62,265	56,264
Other long-term liabilities	51,797	60,364
Long-term debt, excluding current installments	1,451,708	1,364,476
Total liabilities	1,822,117	1,718,197
Commitments and contingencies
Stockholders' equity:
Class A common stock, par value $0.01 per share, 199,300 shares authorized, 99,301 and 98,181 shares issued and 84,395 and 92,433 shares outstanding as of December 31, 2012 and 2011, respectively	993	982
Additional paid-in capital	715,910	693,600
Accumulated loss	(206,218)	(143,591)
Treasury stock, at cost, 14,906 and 5,749 shares held as of December 31, 2012 and 2011, respectively	(142,917)	(74,460)
Accumulated other comprehensive loss	(2,977)	(32,817)
Total stockholders' equity	364,791	443,714
Total liabilities and stockholders' equity	$ 2,186,908	$ 2,161,911