v2.3.0.15

Senior Notes Payable and Other Debt (Details) (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010	Sep. 30, 2011 Principal Amount Due at Maturity [Member]	Nov. 02, 2011 Unsecured Revolving Credit Facilities [Member]	Sep. 30, 2011 Unsecured Revolving Credit Facilities [Member]		Sep. 30, 2011 Scheduled Periodic Amortization [Member]	Sep. 30, 2011 3 7/8 % Convertible Senior Notes due 2011 [Member]	Dec. 31, 2010 3 7/8 % Convertible Senior Notes due 2011 [Member]	Sep. 30, 2011 9% Senior Notes due 2012 [Member]	Dec. 31, 2010 9% Senior Notes due 2012 [Member]	Sep. 30, 2011 3.125% Senior Notes due 2015 [Member]	Dec. 31, 2010 3.125% Senior Notes due 2015 [Member]	Sep. 30, 2011 8 1/4% Senior Notes due 2012 [Member]	Sep. 30, 2011 Unsecured term loan due 2012 [Member]	Sep. 30, 2011 Unsecured term loan due 2013 [Member]	Dec. 31, 2010 Unsecured term loan due 2013 [Member]	Sep. 30, 2011 6.25% Senior Notes due 2013 [Member]	Sep. 30, 2011 6% Senior Notes due 2015 [Member]	Sep. 30, 2011 6.90% Senior Notes due 2037 [Member]	Sep. 30, 2011 6.59% Senior Notes due 2038 [Member]	Sep. 30, 2011 6 1/2% Senior Notes due 2016 [Member]	Dec. 31, 2010 6 1/2% Senior Notes due 2016 [Member]	Sep. 30, 2011 6 3/4% Senior Notes due 2017 [Member]	Dec. 31, 2010 6 3/4% Senior Notes due 2017 [Member]	Sep. 30, 2011 4.750% Senior Notes due 2021 [Member]
Long-term debt and certain interest rate and maturity information
Line of credit	$ 474,000,000	$ 40,000
Senior Notes								230,000	230,000	82,433	82,433	400,000	400,000	72,950				269,850	234,420	52,400	22,973	200,000	400,000	225,000	225,000	700,000
Unsecured term loan due				727,000											250,000	200,000	200,000
Mortgage loans and other	2,651,830	1,349,521
Total	6,065,856	2,926,954	5,217,370		474,000	[1]	374,486
Capital lease obligations	143,119
Unamortized fair value adjustment	145,647	11,790
Unamortized commission fees and discounts	(41,481)	(38,700)
Senior notes payable and other debt	$ 6,313,141	$ 2,900,044
[1] At September 30, 2011, we had $57.5 million of unrestricted cash and cash equivalents, for $416.5 million of net borrowings outstanding under our unsecured revolving credit facilities. On October 18, 2011, we repaid all borrowings outstanding and terminated the commitments under our unsecured revolving credit facilities and entered into a new $2.0 billion unsecured revolving credit facility due 2015. See "Unsecured Revolving Credit Facilities and Term Loans" below.

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Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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Including current and noncurrent portions, aggregate carrying amount of long-term borrowings as of the balance sheet date before deducting unamortized discount or premiums (if any). May include notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, which had initial maturities beyond one year or beyond the normal operating cycle, if longer.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Carrying value as of the balance sheet date of uncollateralized debt obligation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.

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Secured debt and other debt not individually reported.

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