Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Real Estate Investment Property, at Cost [Abstract]
Real estate assets, at cost	$ 11,769,796	$ 11,495,581
Less: accumulated depreciation	2,360,663	2,174,963
Real estate assets, net	9,409,133	9,320,618
Investments in real estate partnerships	332,248	372,591
Properties held for sale	2,354	25,574
Cash, cash equivalents, and restricted cash, including $3,752 and $1,930 of restricted cash at September 30, 2022 and December 31, 2021, respectively	154,984	95,027
Tenant and other receivables	173,572	153,091
Deferred leasing costs, less accumulated amortization of $122,690 and $117,878 at September 30, 2022 and December 31, 2021, respectively	69,091	65,741
Acquired lease intangible assets, less accumulated amortization of $332,866 and $312,186 at September 30, 2022 and December 31, 2021, respectively	204,097	212,707
Right of use assets, net	277,656	280,783
Other assets	275,702	266,431
Total assets	10,898,837	10,792,563
Liabilities:
Notes payable	3,729,404	3,718,944
Accounts payable and other liabilities	328,285	322,271
Acquired lease intangible liabilities, less accumulated amortization of $186,515 and $172,293 at September 30, 2022 and December 31, 2021, respectively	350,531	363,276
Lease liabilities	215,100	215,788
Tenants' security, escrow deposits and prepaid rent	76,777	62,352
Total liabilities	4,700,097	4,682,631
Commitments and contingencies
Equity :
Common stock, $0.01 par value per share, 220,000,000 shares authorized; 171,119,166 and 171,213,008 shares issued at September 30, 2022 and December 31, 2021, respectively	1,711	1,712
Treasury stock at cost, 458,325 and 427,901 shares held at September 30, 2022 and December 31, 2021, respectively	(24,061)	(22,758)
Additional paid-in-capital	7,878,993	7,883,458
Accumulated other comprehensive income (loss)	8,253	(10,227)
Distributions in excess of net income	(1,749,013)	(1,814,814)
Total stockholders’ equity	6,115,883	6,037,371
Exchangeable operating partnership units, aggregate redemption value of $39,926 and $56,844 at September 30, 2022 and December 31, 2021, respectively	34,554	35,447
Limited partners' interests in consolidated partnerships	48,303	37,114
Total noncontrolling interests	82,857	72,561
Total equity	6,198,740	6,109,932
Total liabilities and equity	10,898,837	10,792,563
Partnership Interest [Member]
Real Estate Investment Property, at Cost [Abstract]
Real estate assets, at cost	11,769,796	11,495,581
Less: accumulated depreciation	2,360,663	2,174,963
Real estate assets, net	9,409,133	9,320,618
Investments in real estate partnerships	332,248	372,591
Properties held for sale	2,354	25,574
Cash, cash equivalents, and restricted cash, including $3,752 and $1,930 of restricted cash at September 30, 2022 and December 31, 2021, respectively	154,984	95,027
Tenant and other receivables	173,572	153,091
Deferred leasing costs, less accumulated amortization of $122,690 and $117,878 at September 30, 2022 and December 31, 2021, respectively	69,091	65,741
Acquired lease intangible assets, less accumulated amortization of $332,866 and $312,186 at September 30, 2022 and December 31, 2021, respectively	204,097	212,707
Right of use assets, net	277,656	280,783
Other assets	275,702	266,431
Total assets	10,898,837	10,792,563
Liabilities:
Notes payable	3,729,404	3,718,944
Accounts payable and other liabilities	328,285	322,271
Acquired lease intangible liabilities, less accumulated amortization of $186,515 and $172,293 at September 30, 2022 and December 31, 2021, respectively	350,531	363,276
Lease liabilities	215,100	215,788
Tenants' security, escrow deposits and prepaid rent	76,777	62,352
Total liabilities	4,700,097	4,682,631
Commitments and contingencies
Equity :
General partner; 171,119,166 and 171,213,008 units outstanding at September 30, 2022 and December 31, 2021, respectively	6,107,630	6,047,598
Limited partners; 741,433 and 760,046 units outstanding at September 30, 2022 and December 31, 2021, respectively	34,554	35,447
Accumulated other comprehensive income (loss)	8,253	(10,227)
Total partners' capital	6,150,437	6,072,818
Limited partners' interests in consolidated partnerships	48,303	37,114
Total capital	6,198,740	6,109,932
Total liabilities and equity	$ 10,898,837	$ 10,792,563