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Investment in Unconsolidated Entities - Schedule of Equity Method Investments (Details) - Wholly-Owned Retail Properties $ in Thousands	Jan. 18, 2023 USD ($) ft²	Dec. 22, 2022 USD ($) ft²	Dec. 16, 2022 USD ($) ft²	Apr. 21, 2022 USD ($) ft²	Mar. 03, 2022 USD ($) ft²	Mar. 31, 2023 ft²	Mar. 31, 2022 ft²
Variable Interest Entity [Line Items]
Gross leasable area (square feet) | ft²						1,124,000	527,000
Equity Method Investment, Nonconsolidated Investee or Group of Investees | IAGM Retail Fund LLC | Stables Town Center I
Variable Interest Entity [Line Items]
Gross leasable area (square feet) | ft²		191,000
Price Plaza | Equity Method Investment, Nonconsolidated Investee or Group of Investees | Disposal Group, Disposed of by Sale, Not Discontinued Operations | IAGM Retail Fund LLC
Variable Interest Entity [Line Items]
Gross leasable area (square feet) | ft²					206,000
Gross Disposition Price					$ 39,100
IAGM's Gain (Loss) on Sale					3,751
The Company's Gain Deferral					0
Mortgage payable disposed of					$ 17,800
The Highlands of Flower Mound | Equity Method Investment, Nonconsolidated Investee or Group of Investees | Disposal Group, Disposed of by Sale, Not Discontinued Operations | IAGM Retail Fund LLC
Variable Interest Entity [Line Items]
Gross leasable area (square feet) | ft²				175,000
Gross Disposition Price				$ 38,000
IAGM's Gain (Loss) on Sale				1,244
The Company's Gain Deferral				$ 684
Stone Ridge Market | Equity Method Investment, Nonconsolidated Investee or Group of Investees | Disposal Group, Disposed of by Sale, Not Discontinued Operations | IAGM Retail Fund LLC
Variable Interest Entity [Line Items]
Gross leasable area (square feet) | ft²			219,000
Gross Disposition Price			$ 58,100
IAGM's Gain (Loss) on Sale			12,287
The Company's Gain Deferral			$ 6,758
Stables Town Center | Equity Method Investment, Nonconsolidated Investee or Group of Investees | Disposal Group, Disposed of by Sale, Not Discontinued Operations | IAGM Retail Fund LLC
Variable Interest Entity [Line Items]
Gross leasable area (square feet) | ft²	148,000	43,000
Gross Disposition Price	$ 37,000	$ 7,800
IAGM's Gain (Loss) on Sale	5,536	(244)
The Company's Gain Deferral	$ 3,045	$ 0
Bay Colony | Equity Method Investment, Nonconsolidated Investee or Group of Investees | Disposal Group, Disposed of by Sale, Not Discontinued Operations | IAGM Retail Fund LLC
Variable Interest Entity [Line Items]
Gross leasable area (square feet) | ft²	416,000
Gross Disposition Price	$ 79,100
IAGM's Gain (Loss) on Sale	22,327
The Company's Gain Deferral	$ 12,280
Blackhawk Town Center | Equity Method Investment, Nonconsolidated Investee or Group of Investees | Disposal Group, Disposed of by Sale, Not Discontinued Operations | IAGM Retail Fund LLC
Variable Interest Entity [Line Items]
Gross leasable area (square feet) | ft²	127,000
Gross Disposition Price	$ 26,300
IAGM's Gain (Loss) on Sale	12,632
The Company's Gain Deferral	$ 6,948
Cyfair Town Center | Equity Method Investment, Nonconsolidated Investee or Group of Investees | Disposal Group, Disposed of by Sale, Not Discontinued Operations | IAGM Retail Fund LLC
Variable Interest Entity [Line Items]
Gross leasable area (square feet) | ft²	433,000
Gross Disposition Price	$ 79,200
IAGM's Gain (Loss) on Sale	4,713
The Company's Gain Deferral	$ 2,592

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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