SEGMENTS (Details 5) (USD $)			3 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2014 Strategic Developments	Mar. 31, 2014 Strategic Developments Ward Village	Mar. 31, 2014 Strategic Developments The Shops at Summerlin	Mar. 31, 2014 Strategic Developments Hughes Landing - Multi-family	Mar. 31, 2014 Operating segment	Dec. 31, 2013 Operating segment	Mar. 31, 2014 Operating segment Master Planned Communities	Dec. 31, 2013 Operating segment Master Planned Communities	Mar. 31, 2014 Operating segment Operating Assets	Dec. 31, 2013 Operating segment Operating Assets	Dec. 31, 2013 Operating segment Operating Assets Previously reported	Mar. 31, 2014 Operating segment Strategic Developments	Dec. 31, 2013 Operating segment Strategic Developments	Mar. 31, 2014 Corporate and other	Dec. 31, 2013 Corporate and other
Reconciliation of total segment assets to total assets
Assets	$ 4,699,741,000	$ 4,567,868,000					$ 3,577,426,000	$ 3,381,501,000	$ 1,749,030,000	$ 1,760,639,000	$ 1,170,079,000	$ 1,158,337,000		$ 658,317,000	$ 462,525,000	$ 1,122,315,000	$ 1,186,367,000
Additional information
Increase in assets			195,800,000
Deposits collected on the sale of condominium units				37,800,000
Increase in buildings and equipment from the completion of the transformation of the IBM building			18,000,000
New developments in progress				16,700,000	72,800,000	10,000,000
Tax indemnification asset													$ 185,700,000				$ 320,500,000