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Organization and Principles of Consolidation (Details) shares in Millions | 6 Months Ended
--- | ---
Jun. 30, 2017 retail_shopping_center shares
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |
Document Period End Date | Jun. 30, 2017
Operations commenced date | Dec. 31, 1993
Wholly Owned Properties [Member] |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |
Number of real estate properties | 313
Unconsolidated Properties [Member] |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |
Number of real estate properties | 115
Partially Owned Properties [Member] |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |
Number of real estate properties | 126
Consolidated Properties [Member] |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |
Number of real estate properties | 11
Parent Company [Member] |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |
Conversion of Stock, Conversion Ratio | 0.45
Shares of common stock issued for merger (in shares) | shares | 65.5
Ownership percentage of outstanding common partnership units | 99.80%
Minimum [Member] |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |
Equity Method Investment, Accretion Period | 10 years
Maximum [Member] |
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |
Equity Method Investment, Accretion Period | 40 years

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