Subsequent Event (Details) - Subsequent Event - Michigan corporation ("TCO") $ / shares in Units, $ in Billions	Feb. 10, 2020 USD ($) person $ / shares
Subsequent event
Ownership interests acquired (as a percent)	100.00%
Outstanding voting stock ( as a percent)	67.00%
Share price (in dollars per share) \| $ / shares	$ 52.50
Cash purchase price for acquisition \| $	$ 3.6
Simon Property Group, L.P.
Subsequent event
Percentage of ownership interest after transaction held by parent	80.00%
Number of designees	3
Taubman Realty Group L.P.
Subsequent event
Percentage of ownership interest retained by TRG	20.00%
Number of designees	3
US and Asia \| Taubman Realty Group L.P.
Subsequent event
Number of super-regional shopping centers	26

Number of designees.

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- Definition

Number of Super-regional shopping centers.

+ References

No definition available.

+ Details

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- Definition

Represents the percentage of outstanding voting stock.

+ References

No definition available.

+ Details

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

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- Definition

Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.

+ References

No definition available.

+ Details

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

+ Details

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585

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- Definition

Percentage of subsidiary's or equity investee's stock owned by parent company after stock transaction.

+ References

No definition available.

+ Details

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

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- Details

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- Details

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- Details

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