SEGMENTS (Details 5) (USD $)	6 Months Ended
	Jun. 30, 2014	Dec. 31, 2013
Reconciliation of total segment assets to total assets
Assets	$ 4,980,581,000	$ 4,567,868,000
Strategic Developments
Additional information
Increase (Decrease) in Assets	445,500,000
Increase in buildings and equipment from the completion of the transformation of the IBM building	20,600,000
Strategic Developments | Ward Village
Additional information
Deposits collected on the sale of condominium units	103,200,000
New developments in progress	17,200,000
Strategic Developments | Downtown Summerlin
Additional information
New developments in progress	151,300,000
Strategic Developments | Hughes Landing - Multi-family
Additional information
New developments in progress	25,100,000
Strategic Developments | ExxonMobil
Additional information
New developments in progress	32,000,000
Strategic Developments | Hughes Landing Retail
Additional information
New developments in progress	12,400,000
Strategic Developments | The Woodlands
Additional information
New developments in progress	27,100,000
Strategic Developments | Land parcel near the Seaport
Additional information
Purchase of deposits	9,700,000
Strategic Developments | ONE Ala Moana
Additional information
New developments in progress	14,300,000
Operating segment
Reconciliation of total segment assets to total assets
Assets	4,001,837,000	3,381,501,000
Operating segment | Master Planned Communities
Reconciliation of total segment assets to total assets
Assets	1,850,308,000	1,760,639,000
Operating segment | Operating Assets
Reconciliation of total segment assets to total assets
Assets	1,243,514,000	1,158,337,000
Operating segment | Operating Assets | Previously reported
Additional information
Tax indemnification asset		185,700,000
Operating segment | Strategic Developments
Reconciliation of total segment assets to total assets
Assets	908,015,000	462,525,000
Corporate and other
Reconciliation of total segment assets to total assets
Assets	978,744,000	1,186,367,000
Additional information
Increase (Decrease) in Assets	207,600,000
Tax indemnification asset		$ 320,500,000