Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Document Fiscal Year Focus	2018
Adjustments to reconcile net income to net cash provided by operating activities:
Equity in income of investments in real estate partnerships	$ (42,974)	$ (43,341)	$ (56,518)
Impairment of Real Estate	31,041	0	1,700
Deferred income tax expense (benefit) of taxable REIT subsidiary	(5,145)	(10,815)	0
Changes in assets and liabilities:
Straight-line rent receivable, net	(105,677)	(93,284)
Parent Company [Member]
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	45,190	49,381	17,879
Cash flows from operating activities:
Net income	252,325	178,980	166,992
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	359,688	334,201	162,327
Amortization of deferred loan costs and debt premiums	10,476	9,509	9,762
(Accretion) and amortization of above and below market lease intangibles, net	(33,330)	(23,144)	(3,879)
Stock-based compensation, net of capitalization	13,635	20,549	10,652
Equity in income of investments in real estate partnerships	(42,974)	(43,341)	(56,518)
Gain Loss On Sale Of Properties Including Discontinued Operations	(28,343)	(27,432)	(47,321)
Asset Impairment Charges	38,437	0	4,200
Early extinguishment of debt	11,172	12,449	14,240
Deferred income tax expense (benefit) of taxable REIT subsidiary	0	(9,737)	0
Proceeds from Equity Method Investment, Distribution	54,266	53,502	50,361
Gain on derivative instruments	0	76	0
Deferred compensation expense	(1,085)	3,844	1,655
Net Realized and Unrealized Gain (Loss) on Trading Securities	(1,177)	3,837	1,673
Changes in assets and liabilities:
Tenant and other receivables, net	(26,374)	(26,081)	(8,800)
Deferred leasing costs	(8,366)	(14,448)	(10,349)
Other assets (note 5)	(1,410)	9,536	673
Increase (Decrease) in Other Accounts Payable and Accrued Liabilities	(760)	(2,114)	5,419
Tenants’ security, escrow deposits and prepaid rent	11,793	(2,728)	(564)
Net cash provided by operating activities	610,327	469,784	297,177
Cash flows from investing activities:
Acquisition of operating real estate	(85,289)	(124,727)	(333,220)
Payments for (Proceeds from) Deposits on Real Estate Acquisitions	0	4,917	750
Payments to Acquire Businesses, Net of Cash Acquired	0	(646,790)	0
Real estate development and capital improvements	(226,191)	(346,857)	(233,451)
Proceeds from sale of real estate investments	250,445	110,015	135,161
Payments for (Proceeds from) Loans Receivable	15,648	(5,236)	0
Investments in real estate partnerships	(74,238)	(23,529)	(37,879)
Proceeds from Equity Method Investment, Distribution, Return of Capital	14,647	36,603	58,810
Payments for (Proceeds from) Other Investing Activities	531	365	330
Acquisition of investment securities	(23,164)	(23,535)	(55,223)
Proceeds from sale of investment securities	21,587	21,378	57,590
Net Cash Provided by (Used in) Investing Activities	(106,024)	(1,007,230)	(408,632)
Cash flows from financing activities:
Proceeds from Issuance of Common Stock	0	88,458	548,920
Payments Related to Tax Withholding for Share-based Compensation	(6,772)	(18,649)	(7,984)
Proceeds from sale of treasury stock	99	100	957
Payments for Repurchase of Common Stock	0	0	29
Payments for Repurchase of Shares in Repurchase Program	(213,851)	0	0
Redemption of preferred stock and partnership units	0	(325,000)	0
Proceeds from (Payments to) Noncontrolling Interests	(4,526)	(8,139)	(4,213)
Payments of Ordinary Dividends, Noncontrolling Interest	(777)	(635)	(307)
Dividends paid to common stockholders	(375,978)	(322,650)	(201,029)
Dividends paid to preferred stockholders	0	(5,029)	(21,062)
Repayment of fixed rate unsecured notes	(150,000)	0	(300,000)
Proceeds from Issuance of Unsecured Debt	299,511	953,115	0
Proceeds from unsecured credit facilities	575,000	1,100,000	460,000
Repayment of unsecured credit facilities	(490,000)	(755,000)	(345,000)
Proceeds from notes payable	1,740	131,069	53,446
Repayment of notes payable	(113,037)	(232,839)	(72,803)
Repayments of Secured Debt	9,964	10,162	5,860
Payment of loan costs	(9,448)	(13,271)	(2,233)
Payment for Debt Extinguishment or Debt Prepayment Cost	(10,491)	(12,420)	(14,092)
Net cash (used in) provided by financing activities	(508,494)	568,948	88,711
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect	(4,191)	31,502	(22,744)
Supplemental disclosure of cash flow information:
Cash paid for interest (net of capitalized interest of $000, $6,078, and $3,686 in 2014, 2013, and 2012, respectively)	136,645	109,956	82,950
Income Taxes Paid	(5,455)	269	0
Supplemental disclosure of non-cash transactions:
Stock Issued During Period, Value, Conversion of Units	0	13,100	0
Mortgage loans assumed for the acquisition of real estate	9,700	27,000	0
Unrealized Gain (Loss) on Securities	(206)	(8)	24
Stock Issued During Period, Value, Dividend Reinvestment Plan	1,333	1,210	1,070
Contributions from limited partners in consolidated partnerships, net	13,000	186	8,755
Common stock issued for dividend reinvestment in trust	841	557	728
Stock-based compensation capitalized	3,509	3,210	2,963
Contribution of stock awards into trust	1,314	1,372	1,538
Distribution of stock held in trust	524	677	4,114
Deconsolidation of consolidated partnership, Real estate, net	0	0	14,144
Deconsolidation of consolidated partnership, Return of capital	0	0	(3,355)
Deconsolidation of consolidated partnership, Mortgage Notes Payable	0	0	(9,415)
Deconsolidation of consolidated partnership, Other assets and liabilities	0	0	571
Deconsolidation of consolidated partnership, Noncontrolling Interest	0	0	(2,099)
Partnership Interest [Member]
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	45,190	49,381	17,879
Cash flows from operating activities:
Net income	252,325	178,980	166,992
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	359,688	334,201	162,327
Amortization of deferred loan costs and debt premiums	10,476	9,509	9,762
(Accretion) and amortization of above and below market lease intangibles, net	(33,330)	(23,144)	(3,879)
Stock-based compensation, net of capitalization	13,635	20,549	10,652
Equity in income of investments in real estate partnerships	(42,974)	(43,341)	(56,518)
Gain Loss On Sale Of Properties Including Discontinued Operations	(28,343)	(27,432)	(47,321)
Impairment of Real Estate	38,437	0	4,200
Asset Impairment Charges	38,437	0	4,200
Early extinguishment of debt	11,172	12,449	14,240
Deferred income tax expense (benefit) of taxable REIT subsidiary	0	(9,737)	0
Proceeds from Equity Method Investment, Distribution	54,266	53,502	50,361
Gain on derivative instruments	0	76	0
Deferred compensation expense	(1,085)	3,844	1,655
Net Realized and Unrealized Gain (Loss) on Trading Securities	(1,177)	3,837	1,673
Changes in assets and liabilities:
Tenant and other receivables, net	(26,374)	(26,081)	(8,800)
Deferred leasing costs	(8,366)	(14,448)	(10,349)
Other assets (note 5)	(1,410)	9,536	673
Accounts payable and other liabilities	(760)	(2,114)	5,419
Tenants’ security, escrow deposits and prepaid rent	11,793	(2,728)	(564)
Net cash provided by operating activities	610,327	469,784	297,177
Cash flows from investing activities:
Acquisition of operating real estate	(85,289)	(124,727)	(333,220)
Payments for (Proceeds from) Deposits on Real Estate Acquisitions	0	4,917	750
Payments to Acquire Businesses, Net of Cash Acquired	0	(646,790)	0
Real estate development and capital improvements	(226,191)	(346,857)	(233,451)
Proceeds from sale of real estate investments	250,445	110,015	135,161
Payments for (Proceeds from) Loans Receivable	15,648	(5,236)	0
Investments in real estate partnerships	(74,238)	(23,529)	(37,879)
Proceeds from Equity Method Investment, Distribution, Return of Capital	14,647	36,603	58,810
Payments for (Proceeds from) Other Investing Activities	531	365	330
Acquisition of investment securities	(23,164)	(23,535)	(55,223)
Proceeds from sale of investment securities	21,587	21,378	57,590
Net Cash Provided by (Used in) Investing Activities	(106,024)	(1,007,230)	(408,632)
Proceeds from Issuance of Common Limited Partners Units	0	88,458	548,920
Cash flows from financing activities:
Payments Related to Tax Withholding for Share-based Compensation	(6,772)	(18,649)	(7,984)
Proceeds from sale of treasury stock	99	100	957
Payments for Repurchase of Common Stock	0	0	29
Payments for Repurchase of Shares in Repurchase Program	(213,851)	0	0
Redemption of preferred stock and partnership units	0	(325,000)	0
Proceeds from (Payments to) Noncontrolling Interests	(4,526)	(8,139)	(4,213)
Dividends paid to common stockholders	(376,755)	(323,285)	(201,336)
Dividends paid to preferred stockholders	0	(5,029)	(21,062)
Repayment of fixed rate unsecured notes	(150,000)	0	(300,000)
Proceeds from Issuance of Unsecured Debt	299,511	953,115	0
Proceeds from unsecured credit facilities	575,000	1,100,000	460,000
Repayment of unsecured credit facilities	(490,000)	(755,000)	(345,000)
Proceeds from notes payable	1,740	131,069	53,446
Repayment of notes payable	(113,037)	(232,839)	(72,803)
Repayments of Secured Debt	9,964	10,162	5,860
Payment of loan costs	(9,448)	(13,271)	(2,233)
Payment for Debt Extinguishment or Debt Prepayment Cost	(10,491)	(12,420)	(14,092)
Net cash (used in) provided by financing activities	(508,494)	568,948	88,711
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect	(4,191)	31,502	(22,744)
Supplemental disclosure of cash flow information:
Cash paid for interest (net of capitalized interest of $000, $6,078, and $3,686 in 2014, 2013, and 2012, respectively)	136,645	109,956	82,950
Income Taxes Paid	(5,455)	(269)	0
Supplemental disclosure of non-cash transactions:
Stock Issued During Period, Value, Conversion of Units	0	13,100	0
Mortgage loans assumed for the acquisition of real estate	9,700	27,000	0
Unrealized Gain (Loss) on Securities	(206)	(8)	24
Stock Issued During Period, Value, Dividend Reinvestment Plan	1,333	1,210	1,070
Contributions from limited partners in consolidated partnerships, net	13,000	186	8,755
Common stock issued for dividend reinvestment in trust	841	557	728
Stock-based compensation capitalized	3,509	3,210	2,963
Contribution of stock awards into trust	1,314	1,372	1,538
Distribution of stock held in trust	524	677	4,114
Deconsolidation of consolidated partnership, Real estate, net	0	0	14,144
Deconsolidation of consolidated partnership, Return of capital	0	0	(3,355)
Deconsolidation of consolidated partnership, Mortgage Notes Payable	0	0	(9,415)
Deconsolidation of consolidated partnership, Other assets and liabilities	0	0	571
Deconsolidation of consolidated partnership, Noncontrolling Interest	0	0	(2,099)
Common Stock | Parent Company [Member]
Supplemental disclosure of non-cash transactions:
Stock Issued During Period, Value, Dividend Reinvestment Plan	1,333	1,210	1,070
Equity One Inc. [Member]
Adjustments to reconcile net income to net cash provided by operating activities:
Stock-based compensation, net of capitalization	0	7,931	0
Equity One Inc. [Member] | Partnership Interest [Member]
Supplemental disclosure of non-cash transactions:
Mortgage loans assumed for the acquisition of real estate	0	757,399	0
Common stock exchanged for Equity One shares	$ 0	$ 4,471,808	$ 0