Consolidated Balance Sheets - USD ($) $ in Thousands		Dec. 31, 2019	Dec. 31, 2018
Assets:
Land		$ 2,788,155	$ 2,822,691
Building and improvements		8,920,951	8,813,115
Real estate		11,709,106	11,635,806
Less: accumulated depreciation and amortization	[1]	(2,500,053)	(2,385,287)
Total real estate, net		9,209,053	9,250,519
Real estate under development	[2]		220,170
Investments in and advances to real estate joint ventures		578,100	570,900
Cash and cash equivalents		123,947	143,581
Accounts and notes receivable, net		218,689	184,528
Deferred charges and prepaid expenses		150,330	156,155
Operating lease right-of-use assets, net		99,125	0
Other assets		204,035	259,888
Total assets	[3]	10,997,867	10,999,100
Liabilities:
Notes payable, net		4,831,759	4,381,456
Mortgages and construction loan payable, net		484,008	492,416
Accounts payable and accrued expenses		170,082	174,903
Dividends payable		126,274	130,262
Operating lease liabilities		92,711	0
Other liabilities		346,183	385,328
Total liabilities	[4]	6,051,017	5,564,365
Redeemable noncontrolling interests		17,943	23,682
Commitments and contingencies (Footnote 19)
Stockholders' equity:
Preferred stock, $1.00 par value, authorized 7,054,000 shares; undesignated 6,019,240, and 5,996,240 shares, respectively; Issued and outstanding (in series) 19,580, and 42,580 shares, respectively. Aggregate liquidation preference $489,500, and $1,064,500, respectively		20	43
Common stock, $.01 par value, authorized 750,000,000 shares; issued and outstanding 431,814,951, and 421,388,879 shares, respectively		4,318	4,214
Paid-in capital		5,765,233	6,117,254
Cumulative distributions in excess of net income		(904,679)	(787,707)
Total stockholders' equity		4,864,892	5,333,804
Noncontrolling interests		64,015	77,249
Total equity		4,928,907	5,411,053
Total liabilities and equity		10,997,867	10,999,100
Real Estate Under Development [Member]
Assets:
Real estate under development		220,170	241,384
Investments in and Advances to Real Estate Joint Ventures [Member]
Assets:
Investments in and advances to real estate joint ventures		578,118	570,922
Other Real Estate Investments [Member]
Assets:
Other real estate investments		$ 194,400	$ 192,123

[1] At December 31, 2018 and 2017, the Company had accumulated amortization relating to in-place leases, tenant relationships and above-market leases aggregating $466,576 and $459,211, respectively.

[2] Includes capitalized costs of interest, real estate taxes, insurance, legal costs and payroll of $21.3 million and $24.9 million, as of December 31, 2019 and 2018, respectively.

[3] Includes restricted assets of consolidated variable interest entities ("VIEs") at December 31, 2019 and December 31, 2018 of $245,489 and $239,012, respectively. See Footnote 9 of the Notes to Consolidated Financial Statements.

[4] Includes non-recourse liabilities of consolidated VIEs at December 31, 2019 and December 31, 2018 of $153,436 and $143,186, respectively. See Footnote 9 of the Notes to Consolidated Financial Statements.