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Investments in Unconsolidated Joint Ventures - Narrative (Details) (USD $) In Thousands, unless otherwise specified | 0 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended |  |  | 0 Months Ended |  | 0 Months Ended |
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Dec. 11, 2013 | Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 Pacific Premier Retail LP | Jun. 30, 2013 Pacific Premier Retail LP | Jun. 30, 2014 Pacific Premier Retail LP | Jun. 30, 2013 Pacific Premier Retail LP | Sep. 17, 2013 Camelback Colonnade sqft | Sep. 16, 2013 Camelback Colonnade | Jul. 31, 2013 Redmond Town Center Pacific Premier Retail LP sqft | May 29, 2013 Redmond Town Center Pacific Premier Retail LP sqft | Jun. 12, 2013 Kitsap Mall Pacific Premier Retail LP sqft | Oct. 08, 2013 Ridgmar Mall sqft | Oct. 24, 2013 Superstition Springs Land I | Oct. 24, 2013 Superstition Springs Land I sqft | Jun. 04, 2014 Cascade Mall | Jun. 04, 2014 Cascade Mall sqft
Investments in unconsolidated joint ventures: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property area (in square feet) |  |  |  |  |  |  |  |  |  | 619,000 |  | 695,000 | 582,000 | 846,000 | 1,273,000 |  | 1,082,000 |  | 593,000
Proceeds from sale | $ 292,500 |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 60,900 |  |  |  |
Proceeds from sale of property |  |  |  |  |  |  |  |  |  |  |  | 127,000 | 185,000 | 127,000 |  |  |  |  |
Gain (loss) on remeasurement, sale or write down of assets, net |  | (6,268) | 145,240 | (6,372) | 145,050 | (6,226) | 144,349 | (6,312) | 144,349 |  |  | 38,447 | 89,157 | 55,150 | 6,243 |  |  |  |
Gain on sale of property, pro rata share |  |  |  |  |  |  |  |  |  |  |  | 18,251 | 44,424 | 28,127 | 3,121 |  |  |  |
Ownership percentage |  |  |  |  |  |  |  |  |  |  | 73.20% |  |  |  |  |  |  |  |
Additional ownership interest acquired (as a percent) |  |  |  |  |  |  |  |  |  | 67.50% |  |  |  |  |  |  | 33.30% |  | 49.00%
Repayments of long-term debt |  |  |  | 121,571 | 2,156,635 |  |  |  |  |  |  |  |  |  | 51,657 |  |  |  |
Distributions to Co-venture Partner |  |  |  | 8,693 | 9,717 |  |  |  |  |  |  |  |  |  | 9,243 |  |  |  |
Purchase price |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 46,162 |  |  |
Purchase price funded by cash payment on acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 23,662 |  | 15,233 |
Purchase price paid through assumption of debt by the Company |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 22,500 |  |  |

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