CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Current assets
Cash and cash equivalents	$ 212,209	$ 262,186
Trade and other receivables, net	284,658	292,447
Inventories	146,711	144,553
Prepaid expenses and other assets	255,274	185,460
Derivative financial instruments	55,296	84,642
Total current assets	954,148	969,288
Property and equipment, net	16,887,693	16,934,817
Goodwill	736,280	746,537
Other assets	1,117,983	1,153,763
Total assets	19,696,104	19,804,405
Current liabilities
Current portion of long-term debt	1,156,549	638,891
Accounts payable	316,409	304,623
Accrued interest	86,477	123,853
Accrued expenses and other liabilities	544,549	564,272
Customer deposits	1,705,128	1,436,003
Total current liabilities	3,809,112	3,067,642
Long-term debt	7,068,902	7,856,962
Other long-term liabilities	546,416	471,978
Commitments and contingencies (Note 7)
Shareholders' equity
Preferred stock ($0.01 par value; 20,000,000 shares authorized; none outstanding)
Common stock ($0.01 par value; 500,000,000 shares authorized; 228,206,710 and 227,366,165 shares issued, June 30, 2012 and December 31, 2011, respectively)	2,282	2,276
Paid-in capital	3,085,662	3,071,759
Retained earnings	5,823,175	5,823,430
Accumulated other comprehensive loss	(225,741)	(75,938)
Treasury stock (10,308,683 common shares at cost, June 30, 2012 and December 31, 2011)	(413,704)	(413,704)
Total shareholders' equity	8,271,674	8,407,823
Total liabilities and shareholders' equity	$ 19,696,104	$ 19,804,405