Noncontrolling Interests (Details) (USD $) In Millions, unless otherwise specified			3 Months Ended		3 Months Ended			3 Months Ended		3 Months Ended			3 Months Ended	0 Months Ended
	Aug. 31, 2012	Mar. 31, 2014 Hayden Ferry Lakeside II	Mar. 31, 2014 Hayden Ferry Lakeside III, IV and V sqft	Aug. 31, 2012 Hayden Ferry Lakeside III, IV and V parking_space	Mar. 31, 2014 Total Fund II	Feb. 10, 2012 Total Fund II	May 14, 2008 Total Fund II	Mar. 31, 2014 Total Fund II Parkway	Feb. 10, 2012 Total Fund II Parkway	Mar. 31, 2014 Total Fund II TRST	Feb. 10, 2012 Total Fund II TRST	Dec. 31, 2013 Lincoln Place	Mar. 31, 2014 Murano Condominium Project	Dec. 06, 2013 FLORIDA Office Building Lincoln Place	Apr. 14, 2014 Subsequent Event Hayden Ferry Lakeside II
Real Estate Properties [Line Items]
Target value of discretionary fund							$ 750.0
Target ownership percentage (in percent)									30.00%		70.00%
Target capital structure of equity capital						375.0
Target capital structure of non-recourse, fixed rate first mortgage debt						375.0
Increased discretionary fund capacity	$ 20.0
Number of parking spaces in garage acquired				2,500
Area of real estate property acquired			21,000
Parkway's Ownership %		30.00%	30.00%		26.40%										70.00%
Cumulative preferred return threshold for pro rata cash distributions (in hundredths)					9.00%
Distribution percentage to partners (in hundredths)								44.00%		56.00%
Term of the fund					7 years 0 months 0 days
Number of term extension provisions					2
Length of extension term					1 year 0 months 0 days
Ownership interest by noncontolling owners (in percent)													27.00%
Property distributions prior to established return thresholds, percentage													73.00%
Number of shares issued and outstanding common units in operating partnership														0.9
Number of shares outstanding common units in operating partnership												4.3