Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Cash flows from operating activities:
Net income	$ 111,853	$ 112,658
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	96,774	97,585
Amortization of deferred financing costs and debt premiums	3,334	2,762
Amortization of above and below market lease intangibles, net	(6,215)	(5,287)
Stock-based compensation, net of capitalization	4,966	6,294
Equity in income of investments in real estate partnerships	(14,495)	(11,961)
Gain on sale of real estate, net of tax	(101)	(11,403)
Loss on early extinguishment of debt		180
Distribution of earnings from investments in real estate partnerships	16,076	16,960
Deferred compensation (income) expense	(521)	2,089
Realized and unrealized loss (gain) on investments	686	(2,358)
Changes in assets and liabilities:
Tenant and other receivables	9,051	1,220
Deferred leasing costs	(1,748)	(3,714)
Other assets	(16,176)	(15,724)
Accounts payable and other liabilities	(43,735)	(19,410)
Tenants' security, escrow deposits and prepaid rent	1,282	(2,133)
Net cash provided by operating activities	161,031	167,758
Cash flows from investing activities:
Acquisition of operating real estate, net of cash acquired of $787	(83,232)
Real estate development and capital improvements	(101,386)	(60,850)
Proceeds from sale of real estate	0	30,033
Proceeds from property insurance casualty claims	0	4,110
Issuance of notes receivable		(29,830)
Collection of notes receivable	120	1,561
Investments in real estate partnerships	(230)	(4,156)
Return of capital from investments in real estate partnerships		3,152
Dividends on investment securities	988	122
Purchase of investment securities	(2,233)	(92,527)
Proceeds from sale of investment securities	5,825	6,049
Net cash used in investing activities	(180,148)	(142,336)
Cash flows from financing activities:
Tax withholding on stock-based compensation	(6,760)	(8,730)
Proceeds from sale of treasury stock	462	210
Contributions from noncontrolling interests	2,977	1,472
Distributions to and redemptions of noncontrolling interests	(3,510)	(4,364)
Distributions to exchangeable operating partnership unit holders	(773)	(742)
Dividends paid to common shareholders	(127,684)	(123,507)
Dividends paid to preferred shareholders	(3,413)	(3,413)
Proceeds from issuance of fixed rate unsecured notes, net of debt discount		398,468
Proceeds from unsecured credit facilities	280,000	132,419
Repayment of unsecured credit facilities	(80,000)	(254,419)
Proceeds from notes payable	10,000
Repayment of notes payable	(32,787)	(7,597)
Scheduled principal payments	(2,548)	(3,183)
Payment of financing costs	(194)	(13,289)
Net cash provided by financing activities	35,770	113,325
Net increase in cash and cash equivalents and restricted cash	16,653	138,747
Cash and cash equivalents and restricted cash at beginning of the period	61,884	91,354
Cash and cash equivalents and restricted cash at end of the period	78,537	230,101
Supplemental disclosure of cash flow information:
Cash paid for interest (net of capitalized interest of $2,112 and $1,656 in 2025 and 2024, respectively)	64,540	47,981
Cash paid for income taxes, net of refunds		6,070
Supplemental disclosure of non-cash transactions:
Common and Preferred stock, and exchangeable operating partnership dividends declared but not paid	131,020	126,807
Right of use assets obtained in exchange for new operating lease liabilities		829
Sale of leased asset in exchange for net investment in sales-type lease		703
Acquisition of operating real estate / unconsolidated real estate investments:
Change in accrued capital expenditures	13,144	1,619
Stock-based compensation capitalized	583	434
Operating Real Estate
Acquisition of operating real estate / unconsolidated real estate investments:
Tenant and other receivable and other assets	593
Acquired lease intangible assets	9,725
Notes payable assumed in acquisition, at fair value	40,060
Intangible liabilities, Accounts payable and other liabilities	18,957
Unconsolidated Real Estate Investments
Acquisition of operating real estate / unconsolidated real estate investments:
Tenant and other receivable and other assets	941
Acquired lease intangible assets	4,308
Notes payable assumed in acquisition, at fair value	16,749
Intangible liabilities, Accounts payable and other liabilities	1,119
Partnership Interest [Member]
Cash flows from operating activities:
Net income	111,853	112,658
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	96,774	97,585
Amortization of deferred financing costs and debt premiums	3,334	2,762
Amortization of above and below market lease intangibles, net	(6,215)	(5,287)
Stock-based compensation, net of capitalization	4,966	6,294
Equity in income of investments in real estate partnerships	(14,495)	(11,961)
Gain on sale of real estate, net of tax	(101)	(11,403)
Loss on early extinguishment of debt	0	180
Distribution of earnings from investments in real estate partnerships	16,076	16,960
Deferred compensation (income) expense	(521)	2,089
Realized and unrealized loss (gain) on investments	686	(2,358)
Changes in assets and liabilities:
Tenant and other receivables	9,051	1,220
Deferred leasing costs	(1,748)	(3,714)
Other assets	(16,176)	(15,724)
Accounts payable and other liabilities	(43,735)	(19,410)
Tenants' security, escrow deposits and prepaid rent	1,282	(2,133)
Net cash provided by operating activities	161,031	167,758
Cash flows from investing activities:
Acquisition of operating real estate, net of cash acquired of $787	(83,232)	0
Real estate development and capital improvements	(101,386)	(60,850)
Proceeds from sale of real estate	0	30,033
Proceeds from property insurance casualty claims	0	4,110
Issuance of notes receivable	0	(29,830)
Collection of notes receivable	120	1,561
Investments in real estate partnerships	(230)	(4,156)
Return of capital from investments in real estate partnerships	0	3,152
Dividends on investment securities	988	122
Purchase of investment securities	(2,233)	(92,527)
Proceeds from sale of investment securities	5,825	6,049
Net cash used in investing activities	(180,148)	(142,336)
Cash flows from financing activities:
Tax withholding on stock-based compensation	(6,760)	(8,730)
Proceeds from sale of treasury stock	462	210
Contributions from noncontrolling interests	2,977	1,472
Distributions to and redemptions of noncontrolling interests	(3,510)	(4,364)
Distributions to partners	(128,457)	(124,249)
Dividends paid to preferred shareholders	(3,413)	(3,413)
Proceeds from issuance of fixed rate unsecured notes, net of debt discount	0	398,468
Proceeds from unsecured credit facilities	280,000	132,419
Repayment of unsecured credit facilities	(80,000)	(254,419)
Proceeds from notes payable	10,000	0
Repayment of notes payable	(32,787)	(7,597)
Scheduled principal payments	(2,548)	(3,183)
Payment of financing costs	(194)	(13,289)
Net cash provided by financing activities	35,770	113,325
Net increase in cash and cash equivalents and restricted cash	16,653	138,747
Cash and cash equivalents and restricted cash at beginning of the period	61,884	91,354
Cash and cash equivalents and restricted cash at end of the period	78,537	230,101
Supplemental disclosure of cash flow information:
Cash paid for interest (net of capitalized interest of $2,112 and $1,656 in 2025 and 2024, respectively)	64,540	47,981
Cash paid for income taxes, net of refunds	0	6,070
Supplemental disclosure of non-cash transactions:
Common and Preferred stock, and exchangeable operating partnership dividends declared but not paid	131,020	126,807
Right of use assets obtained in exchange for new operating lease liabilities	0	829
Sale of leased asset in exchange for net investment in sales-type lease	0	703
Acquisition of operating real estate / unconsolidated real estate investments:
Change in accrued capital expenditures	13,144	1,619
Stock-based compensation capitalized	583	$ 434
Partnership Interest [Member] | Operating Real Estate
Acquisition of operating real estate / unconsolidated real estate investments:
Tenant and other receivable and other assets	593
Acquired lease intangible assets	9,725
Notes payable assumed in acquisition, at fair value	40,060
Intangible liabilities, Accounts payable and other liabilities	18,957
Partnership Interest [Member] | Unconsolidated Real Estate Investments
Acquisition of operating real estate / unconsolidated real estate investments:
Tenant and other receivable and other assets	941
Acquired lease intangible assets	4,308
Notes payable assumed in acquisition, at fair value	16,749
Intangible liabilities, Accounts payable and other liabilities	$ 1,119