Other Assets

12 Months Ended

Dec. 31, 2011

Other Assets

Other Assets

(10) Other Assets

        The Company's other assets consisted of the following (in thousands):

	December 31,
	2011		2010
Straight-line rent assets, net of allowance of $34,457 and $35,190, respectively	$	266,620	$	206,862
Leasing costs, net		92,288		86,676
Deferred debt issuance costs, net		35,649		23,541
Goodwill		50,346		50,346
Marketable equity securities		17,053		—
Other		23,502		55,461
Total other assets	$	485,458	$	422,886

        In June 2011 the Company purchased approximately $22.4 million of marketable equity securities. At December 31, 2011, the Company incurred a $5.4 million impairment for these securities as it concluded the deficiency in value of such securities below their carrying value was other-than-temporary.

        During the year ended December 31, 2010, the Company sold marketable debt securities for $174.2 million, which resulted in gains of approximately $13.4 million. During the year ended December 31, 2010, the Company sold marketable equity securities for $4.8 million, which resulted in gains of approximately $1.1 million. Realized gains, losses and impairments on marketable securities are included in other income, net in the consolidated statements of income.