CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Net income	$ 199,043	$ 175,471	$ 600,582	$ 483,707
Other comprehensive income (loss):
Unrealized gains (losses) on securities	5,374	(11,483)	5,716	(10,152)
Change in net unrealized gains (losses) on cash flow hedges:
Unrealized losses	(2,734)	(3,051)	(3,513)	(4,092)
Reclassification adjustment realized in net income	129	96	308	(1,122)
Change in Supplemental Executive Retirement Plan obligation	46	34	136	100
Foreign currency translation adjustment	243	(246)	289	20
Total other comprehensive income (loss)	3,058	(14,650)	2,936	(15,246)
Total comprehensive income	202,101	160,821	603,518	468,461
Total comprehensive income attributable to noncontrolling interests	(2,935)	(3,276)	(9,070)	(12,660)
Total comprehensive income attributable to HCP, Inc.	$ 199,166	$ 157,545	$ 594,448	$ 455,801