For an unclassified balance sheet, amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39599-107864

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(k)(1))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.3)
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
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-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39622-107864

Name:	us-gaap_DueFromAffiliates
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Related Party Transactions - Narrative (Details) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Related Party Transaction [Line Items]
Related party interest income	$ (44,243,000)	$ (10,447,000)
Due from affiliates	$ 9,766,000		$ 6,157,000
Related parties note receivable, RED Consolidated Holdings, LLC
Related Party Transaction [Line Items]
Note receivable, interest rate	5.25%		5.25%
Interest income, related party	$ 0	48,000
Joint Venture \| Financing Arrangement
Related Party Transaction [Line Items]
Related party interest income	(44,243,000)	(10,447,000)
Unconsolidated Joint Ventures
Related Party Transaction [Line Items]
Due from affiliates	9,766,000		$ 6,157,000
Affiliated Entity \| Notes Receivable \| Fashion Outlets of San Francisco
Related Party Transaction [Line Items]
Interest income, related party	$ 0	$ 1,112,000
Affiliated Entity \| Notes Receivable \| Fashion Outlets of San Francisco \| LIBOR
Related Party Transaction [Line Items]
Note receivable, interest rate			2.00%