CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Current assets
Cash and cash equivalents	$ 117,360	$ 121,565
Trade and other receivables, net	253,303	238,972
Inventories	121,392	121,332
Prepaid expenses and other assets	279,707	220,579
Derivative financial instruments	120,524	134,574
Total current assets	892,286	837,022
Property and equipment, net	18,828,743	18,777,778
Goodwill	286,852	286,764
Other assets	955,532	880,479
Total assets	20,963,413	20,782,043
Current liabilities
Current portion of long-term debt	895,490	899,542
Accounts payable	371,854	302,072
Accrued interest	80,888	38,325
Accrued expenses and other liabilities	525,551	658,601
Derivative financial instruments	577,493	651,866
Customer deposits	1,946,668	1,742,286
Total current liabilities	4,397,944	4,292,692
Long-term debt	7,806,690	7,627,701
Other long-term liabilities	$ 871,010	$ 798,611
Commitments and contingencies (Note 6)
Shareholders’ equity
Preferred stock ($0.01 par value; 20,000,000 shares authorized; none outstanding)	$ 0	$ 0
Common stock ($0.01 par value; 500,000,000 shares authorized; 234,544,116 and 233,905,166 shares issued, March 31, 2016 and December 31, 2015, respectively)	2,345	2,339
Paid-in capital	3,298,515	3,297,619
Retained earnings	6,962,858	6,944,862
Accumulated other comprehensive loss	(1,322,560)	(1,328,433)
Treasury stock (18,697,703 and 15,911,971 common shares at cost, March 31, 2016 and December 31, 2015, respectively)	(1,053,389)	(853,348)
Total shareholders’ equity	7,887,769	8,063,039
Total liabilities and shareholders' equity	$ 20,963,413	$ 20,782,043

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Name:	us-gaap_AccountsPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).