Debt Instrument, Debt Default Threshold, Minimum Loan Amount

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- Definition

Debt Instrument, Period Of Extension Option

+ References

No definition available.

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- Definition

Debt Instrument, Weighted Average Remaining Term to Maturity

+ References

No definition available.

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- Definition

Number of extension options available.

+ References

No definition available.

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- Definition

Number of Operating Property Loans

+ References

No definition available.

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- Definition

Number of Debt Instruments

+ References

No definition available.

+ Details

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- Definition

Amount of outstanding long-term debt or borrowing associated with any securities or credit agreement for which there has been a default in principal, interest, sinking fund, or redemption provisions, or any breach of covenant that existed at the end of the period and subsequently has not been cured.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(c))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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- Definition

Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the remainder of the fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 3
-Subparagraph (SX 210.12-04.(a))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690

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- Definition

Weighted average interest rate of long-term debt outstanding calculated at point in time.

+ References

No definition available.

+ Details

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- Definition

Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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- Details

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Mortgage and Other Indebtedness, Net (Narrative) (Details)	1 Months Ended	9 Months Ended	12 Months Ended
	Jul. 31, 2017 USD ($) extension_option	Sep. 30, 2017 USD ($) loan credit_line	Dec. 31, 2016	Jul. 31, 2018 USD ($)	Jun. 30, 2017 USD ($)	Mar. 31, 2017 USD ($)
Debt Instrument [Line Items]
Weighted- Average Interest Rate		4.72%	4.82%
Principal maturities in 2017		$ 134,159,000
Weighted-average maturity period		4 years 8 months	4 years 4 months 24 days
Acadiana Mall
Debt Instrument [Line Items]
Secured debt		$ 123,301,000
Unsecured lines of credit
Debt Instrument [Line Items]
Number of unsecured term loans (loan, credit loan) \| credit_line		3
Loan agreement, basis spread on variable rate		1.20%
Annual facility fee		0.25%
Unsecured lines of credit \| Minimum
Debt Instrument [Line Items]
Loan agreement, basis spread on variable rate		0.875%
Annual facility fee		0.125%
Unsecured lines of credit \| Maximum
Debt Instrument [Line Items]
Loan agreement, basis spread on variable rate		1.55%
Annual facility fee		0.30%
Unsecured Term Loan 2
Debt Instrument [Line Items]
Loan agreement, basis spread on variable rate		1.35%
Debt instrument, face amount		$ 350,000,000
Debt instrument, option extension term		1 year
Interest rate		2.59%
Unsecured term loans
Debt Instrument [Line Items]
Loan agreement, basis spread on variable rate	1.50%
Debt instrument, face amount	$ 490,000,000	$ 490,000,000			$ 400,000,000
Debt instrument, option extension term	1 year
Interest rate		2.74%
Number of extension options available (extension option) \| extension_option	2
Unsecured term loans \| Forecast
Debt Instrument [Line Items]
Debt instrument, face amount				$ 300,000,000
Unsecured Term Loan 3
Debt Instrument [Line Items]
Weighted- Average Interest Rate		2.89%
Loan agreement, basis spread on variable rate	1.65%
Debt instrument, face amount	$ 45,000,000				$ 50,000,000
Operating property loan
Debt Instrument [Line Items]
Principal maturities in 2017		$ 123,301,000
Number of operating property loans (loan) \| loan		1
Fixed Rate Interest
Debt Instrument [Line Items]
Weighted- Average Interest Rate		5.37%	5.48%
Variable Rate Interest
Debt Instrument [Line Items]
Weighted- Average Interest Rate		2.77%	2.15%
Senior Unsecured Notes \| Fixed Rate Interest
Debt Instrument [Line Items]
Weighted- Average Interest Rate		5.25%
Senior Notes Due 2024
Debt Instrument [Line Items]
Debt instrument, face amount		$ 300,000,000
Senior Notes Due 2024 \| Fixed Rate Interest
Debt Instrument [Line Items]
Weighted- Average Interest Rate		4.60%	4.60%
Senior Notes Due 2026
Debt Instrument [Line Items]
Debt instrument, face amount		$ 625,000,000
Senior Notes Due 2026 \| Fixed Rate Interest
Debt Instrument [Line Items]
Weighted- Average Interest Rate		5.95%	5.95%
Unsecured Debt
Debt Instrument [Line Items]
Number of unsecured term loans (loan, credit loan) \| loan		3
Unsecured lines of credit \| Variable Rate Interest
Debt Instrument [Line Items]
Weighted- Average Interest Rate		2.43%	1.82%
Unsecured term loans \| Variable Rate Interest
Debt Instrument [Line Items]
Weighted- Average Interest Rate		2.69%	2.04%
Non-recourse loans on operating properties
Debt Instrument [Line Items]
Debt instrument, default minimum	50,000,000
Non-recourse loans on operating properties \| Fixed Rate Interest
Debt Instrument [Line Items]
Weighted- Average Interest Rate		5.34%	5.55%
Non-recourse loans on operating properties \| Variable Rate Interest
Debt Instrument [Line Items]
Weighted- Average Interest Rate		3.04%	3.13%
Recourse term loans on operating properties
Debt Instrument [Line Items]
Debt instrument, default minimum	$ 150,000,000
Recourse term loans on operating properties \| Variable Rate Interest
Debt Instrument [Line Items]
Weighted- Average Interest Rate		3.87%	3.29%
Mortgages \| Outlet Shoppes at Atlanta - Ridgewalk
Debt Instrument [Line Items]
Principal balance						$ 2,466,000
Principal amortization
Debt Instrument [Line Items]
Principal maturities in 2017		$ 10,858,000