Commitments and Contingencies (Details Textual) (USD $)	9 Months Ended														9 Months Ended	6 Months Ended
	Sep. 30, 2012 Property	Sep. 30, 2011	Sep. 30, 2012 The Land Mark at One Market [Member] Options	Sep. 30, 2012 Quicksilver [Member]	Sep. 30, 2012 Waikiki Beach Walk - Retail [Member]	Sep. 30, 2012 Outrigger Hotels [Member] M	Sep. 30, 2012 Outrigger Hotels [Member] Maximum [Member]	Sep. 30, 2012 Outrigger Hotels [Member] Future Year Period One [Member]	Sep. 30, 2012 Outrigger Hotels [Member] Future Year Period Two [Member]	Sep. 30, 2012 Outrigger Hotels [Member] Future Year Period Three [Member]	Sep. 30, 2012 Outrigger Hotels [Member] Future Year Period Four [Member]	Sep. 30, 2012 WBW Hotel Lessee LLC [Member]	Sep. 30, 2012 WBW Hotel Lessee LLC [Member] Future Time Period Prior to 12-31-2021 [Member]	Sep. 30, 2012 WBW Hotel Lessee LLC [Member] Future Time Period After 12-31-2021 [Member]	Sep. 30, 2012 Lloyd District Portfolio [Member] Options	Jun. 30, 2012 Del Monte Center [Member]
Commitments and Contingencies (Textual) [Abstract]
Number of lease extension options			2
Years, lease extension options length			5 years
Percent annual lease amount increase				3.40%
Property management fee, percent					3.00%	6.00%	3.00%								3.50%
Number of calendar months termination fee is based						2 months
Maximum percentage of hotel's fiscal year gross revenues paid for aggregate yearly management fee						3.50%
Previous months of management fees						12 months
Hotel management agreement default penalty factor of previous twelve months of management fees in first 11 years of term						8
Years in hotel management agreement term						11 years
Years in hotel management agreement term								15 years	14 years	13 years	12 years
Hotel management agreement default penalty factor of previous twelve months of management fees in twelfth year of term						4
Hotel management agreement default penalty factor of previous twelve months of management fees in thirteenth year of term						3
Hotel management agreement default penalty factor of previous twelve months of management fees in fourteenth year of term						2
Hotel management agreement default penalty factor of previous twelve months of management fees in fifteenth year of term						1
Years of contract												20 years
Percentage of hotel occupancy gross revenue paid for program fee												4.00%
Percentage of hotel occupancy gross revenue paid for franchise royalty fee													4.00%	5.00%
Initial contract termination date															Jun. 30, 2013
Contract renewal options															3
Years, contract renewal option length															1 year
Years, environmental remediation length																2 years
Commitments and Contingencies (Additional Textual) [Abstract]
Stated monthly lease rate for February 2017	$ 61,690,000
Number of consolidated properties located in Southern California	12
Percentage of total revenue provided by retail tenants	38.20%
Maximum percentage of total revenue provided by any single tenant	10.00%	10.00%
Termination payment	$ 5,600,000
Percentage, partner's common units	50.00%