Other Assets (Tables)

12 Months Ended

Dec. 31, 2012

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Summary of other assets

The following is a summary of our other assets as of December 31, 2012 and 2011:

	2012		2011
	(In thousands)
Straight-line rent receivables, net	$	120,325	$	96,883
Marketable debt securities	5,400		43,331
Unsecured loans receivable, net	62,118		63,598
Goodwill and other intangibles, net	515,429		462,655
Assets held for sale	111,556		119,290
Other	106,857		105,475
Total other assets	$	921,685	$	891,232