Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
CASH FLOWS FROM OPERATING ACTIVITIES:
Consolidated Net Income	$ 631,947	$ 715,524
Adjustments to reconcile consolidated net income to net cash provided by operating activities -
Depreciation and amortization	339,918	334,672
Gain on sale or disposal of, or recovery on, assets and interests in unconsolidated entities and impairment, net		(135,277)
Unrealized change in fair value of equity instruments	(5,317)	3,029
Straight-line lease income	(11,981)	(6,276)
Equity in income of unconsolidated entities	(90,444)	(90,026)
Distributions of income from unconsolidated entities	82,918	77,870
Changes in assets and liabilities -
Tenant receivables and accrued revenue, net	36,842	71,858
Deferred costs and other assets	(20,013)	(62,839)
Accounts payable, accrued expenses, intangibles, deferred revenues and other liabilities	(126,523)	(65,058)
Net cash provided by operating activities	837,347	843,477
CASH FLOWS FROM INVESTING ACTIVITIES:
Funding of loans to related parties		(1,833)
Capital expenditures, net	(216,781)	(172,756)
Investments in unconsolidated entities	(11,980)	(10,859)
Purchase of marketable and non-marketable securities	(6,905)	(7,542)
Insurance proceeds for property restoration	1,757
Distributions of capital from unconsolidated entities and other	120,347	69,316
Net cash used in investing activities	(113,562)	(123,674)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from sales of common stock, issuance of units and other, net of transaction costs	(82)	(82)
Purchase of shares or units related to stock grant recipients' tax withholdings	(249)	(276)
Redemption of limited partner units	(135)	(6,267)
Purchase of treasury stock	(7,628)	(227,901)
Distributions to noncontrolling interest holders in properties	(1,803)	(8,376)
Contributions from noncontrolling interest holders in properties		24
Preferred distributions of the Operating Partnership	(479)	(479)
Distributions to stockholders and preferred dividends	(634,222)	(606,086)
Distributions to limited partners	(96,010)	(91,523)
Proceeds from issuance of debt, net of transaction costs	2,587,324	1,756,056
Repayments of debt	(2,648,034)	(2,649,995)
Net cash used in financing activities	(801,318)	(1,834,905)
DECREASE IN CASH AND CASH EQUIVALENTS	(77,533)	(1,115,102)
CASH AND CASH EQUIVALENTS, beginning of period	514,335	1,482,309
CASH AND CASH EQUIVALENTS, end of period	436,802	367,207
Simon Property Group, L.P.
CASH FLOWS FROM OPERATING ACTIVITIES:
Consolidated Net Income	631,947	715,524
Adjustments to reconcile consolidated net income to net cash provided by operating activities -
Depreciation and amortization	339,918	334,672
Gain on sale or disposal of, or recovery on, assets and interests in unconsolidated entities and impairment, net		(135,277)
Unrealized change in fair value of equity instruments	(5,317)	3,029
Straight-line lease income	(11,981)	(6,276)
Equity in income of unconsolidated entities	(90,444)	(90,026)
Distributions of income from unconsolidated entities	82,918	77,870
Changes in assets and liabilities -
Tenant receivables and accrued revenue, net	36,842	71,858
Deferred costs and other assets	(20,013)	(62,839)
Accounts payable, accrued expenses, intangibles, deferred revenues and other liabilities	(126,523)	(65,058)
Net cash provided by operating activities	837,347	843,477
CASH FLOWS FROM INVESTING ACTIVITIES:
Funding of loans to related parties		(1,833)
Capital expenditures, net	(216,781)	(172,756)
Investments in unconsolidated entities	(11,980)	(10,859)
Purchase of marketable and non-marketable securities	(6,905)	(7,542)
Insurance proceeds for property restoration	1,757
Distributions of capital from unconsolidated entities and other	120,347	69,316
Net cash used in investing activities	(113,562)	(123,674)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from sales of common stock, issuance of units and other, net of transaction costs	(82)	(82)
Purchase of shares or units related to stock grant recipients' tax withholdings	(249)	(276)
Redemption of limited partner units	(135)	(6,267)
Purchase of general partner units	(7,628)	(227,901)
Distributions to noncontrolling interest holders in properties	(1,803)	(8,376)
Contributions from noncontrolling interest holders in properties		24
Preferred distributions of the Operating Partnership	(730,711)	(698,088)
Proceeds from issuance of debt, net of transaction costs	2,587,324	1,756,056
Repayments of debt	(2,648,034)	(2,649,995)
Net cash used in financing activities	(801,318)	(1,834,905)
DECREASE IN CASH AND CASH EQUIVALENTS	(77,533)	(1,115,102)
CASH AND CASH EQUIVALENTS, beginning of period	514,335	1,482,309
CASH AND CASH EQUIVALENTS, end of period	$ 436,802	$ 367,207