Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
CASH FLOWS FROM OPERATING ACTIVITIES:
Consolidated Net Income	$ 1,832,772	$ 1,989,150
Adjustments to reconcile consolidated net income to net cash provided by operating activities
Depreciation and amortization	1,055,107	1,009,671
Gain on sale or disposal of, or recovery on, assets and interests in unconsolidated entities and impairment, net	(12,822)	(144,949)
Unrealized losses (gains) in fair value of equity instruments	4,846	(1,212)
Gain on interest in unconsolidated entity (Note 6)		(35,621)
Straight-line lease income	(49,680)	(14,923)
Equity in income of unconsolidated entities	(316,691)	(325,263)
Distributions of income from unconsolidated entities	334,625	289,411
Changes in assets and liabilities
Tenant receivables and accrued revenue, net	25,720	27,668
Deferred costs and other assets	(33,340)	(74,922)
Accounts payable, accrued expenses, intangibles, deferred revenues and other liabilities	7,659	32,156
Net cash provided by operating activities	2,848,196	2,751,166
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisitions	(12,800)
Funding of loans to related parties		(4,641)
Capital expenditures, net	(622,687)	(585,957)
Cash impact from the consolidation of properties	1,045	11,276
Net proceeds from sale of assets	6,776
Investments in unconsolidated entities	(42,353)	(51,883)
Purchase of marketable and non-marketable securities	(134,372)	(23,273)
Insurance proceeds for property restoration	3,787	16,160
Distributions of capital from unconsolidated entities and other	214,541	428,862
Net cash used in investing activities	(586,063)	(209,456)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from sales of common stock, issuance of units and other, net of transaction costs	(246)	(247)
Purchase of shares or units related to stock grant recipients' tax withholdings	(2,955)	(2,911)
Redemption of limited partner units	(4,549)	(7,619)
Purchase of treasury stock	(359,773)	(307,296)
Distributions to noncontrolling interest holders in properties	(5,931)	(11,524)
Contributions from noncontrolling interest holders in properties	106	161
Preferred distributions of the Operating Partnership	(1,436)	(1,436)
Distributions to stockholders and preferred dividends	(1,913,666)	(1,829,610)
Distributions to limited partners	(290,262)	(276,530)
Proceeds from issuance of debt, net of transaction costs	10,893,698	5,895,653
Repayments of debt	(7,444,224)	(6,786,942)
Net cash provided by (used in) financing activities	870,762	(3,328,301)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	3,132,895	(786,591)
CASH AND CASH EQUIVALENTS, beginning of period	514,335	1,482,309
CASH AND CASH EQUIVALENTS, end of period	3,647,230	695,718
Simon Property Group, L.P.
CASH FLOWS FROM OPERATING ACTIVITIES:
Consolidated Net Income	1,832,772	1,989,150
Adjustments to reconcile consolidated net income to net cash provided by operating activities
Depreciation and amortization	1,055,107	1,009,671
Gain on sale or disposal of, or recovery on, assets and interests in unconsolidated entities and impairment, net	(12,822)	(144,949)
Unrealized losses (gains) in fair value of equity instruments	4,846	(1,212)
Gain on interest in unconsolidated entity (Note 6)		(35,621)
Straight-line lease income	(49,680)	(14,923)
Equity in income of unconsolidated entities	(316,691)	(325,263)
Distributions of income from unconsolidated entities	334,625	289,411
Changes in assets and liabilities
Tenant receivables and accrued revenue, net	25,720	27,668
Deferred costs and other assets	(33,340)	(74,922)
Accounts payable, accrued expenses, intangibles, deferred revenues and other liabilities	7,659	32,156
Net cash provided by operating activities	2,848,196	2,751,166
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisitions	(12,800)
Funding of loans to related parties		(4,641)
Capital expenditures, net	(622,687)	(585,957)
Cash impact from the consolidation of properties	1,045	11,276
Net proceeds from sale of assets	6,776
Investments in unconsolidated entities	(42,353)	(51,883)
Purchase of marketable and non-marketable securities	(134,372)	(23,273)
Insurance proceeds for property restoration	3,787	16,160
Distributions of capital from unconsolidated entities and other	214,541	428,862
Net cash used in investing activities	(586,063)	(209,456)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from sales of common stock, issuance of units and other, net of transaction costs	(246)	(247)
Purchase of shares or units related to stock grant recipients' tax withholdings	(2,955)	(2,911)
Redemption of limited partner units	(4,549)	(7,619)
Purchase of general partner units	(359,773)	(307,296)
Distributions to noncontrolling interest holders in properties	(5,931)	(11,524)
Contributions from noncontrolling interest holders in properties	106	161
Preferred distributions of the Operating Partnership	(2,205,364)	(2,107,576)
Proceeds from issuance of debt, net of transaction costs	10,893,698	5,895,653
Repayments of debt	(7,444,224)	(6,786,942)
Net cash provided by (used in) financing activities	870,762	(3,328,301)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	3,132,895	(786,591)
CASH AND CASH EQUIVALENTS, beginning of period	514,335	1,482,309
CASH AND CASH EQUIVALENTS, end of period	$ 3,647,230	$ 695,718