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Investments in Unconsolidated Joint Ventures - Narrative (Details) (USD $) In Thousands, unless otherwise specified	0 Months Ended	3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended				0 Months Ended					0 Months Ended		3 Months Ended	9 Months Ended		0 Months Ended		0 Months Ended
	Dec. 11, 2013	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014 Pacific Premier Retail LP	Sep. 30, 2013 Pacific Premier Retail LP	Sep. 30, 2014 Pacific Premier Retail LP	Sep. 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	Jul. 30, 2014 The Gallery	Jul. 30, 2014 The Gallery sqft	Oct. 08, 2013 Ridgmar Mall sqft	Aug. 28, 2014 Wilshire Boulevard	Sep. 30, 2014 Wilshire Boulevard	Sep. 30, 2014 Wilshire Boulevard	Aug. 28, 2014 Wilshire Boulevard 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		1,405,000	1,273,000				40,000		1,082,000		593,000
Proceeds from sale	$ 292,500																$ 60,900	$ 17,100
Proceeds from sale of property												127,000	185,000	127,000
Gain (loss) on remeasurement, sale or write down of assets, net		(738)	38,104	(7,110)	183,154	(732)	38,432	(7,044)	182,781			38,447	89,157	55,150			6,243		9,033	9,033
Gain on sale of property, pro rata share												18,251	44,424	28,127			3,121
Ownership percentage											73.20%										30.00%
Additional ownership interest acquired (as a percent)										67.50%													33.30%		49.00%
Repayments of long-term debt				229,099	2,694,945												51,657
Distributions to Co-venture Partner				12,021	14,496												9,243
Purchase price															106,800							46,162
Purchase price funded by cash payment on acquisition																		15,386				23,662		15,233
Purchase price paid through assumption of debt by the Company				$ 0	$ 109,858													$ 1,714				$ 22,500
Ownership percentage acquired															50.00%

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Area of a real estate property.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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