Other Assets

The components of other assets were as follows.



December 31, ($ in millions)	2012			2011
Property and equipment at cost	$	693		$	1,152
Accumulated depreciation	(411		)	(787		)
Net property and equipment	282			365
Restricted cash collections for securitization trusts (a)	2,983			1,596
Fair value of derivative contracts in receivable position	2,298			5,687
Collateral placed with counterparties	1,290			1,448
Deferred tax asset (b)	1,190			238
Restricted cash and cash equivalents	889			1,381
Other accounts receivable	525			1,110
Cash reserve deposits held-for-securitization trusts (c)	442			838
Unamortized debt issuance costs	425			612
Nonmarketable equity securities	303			419
Interests retained in financial asset sales	154			231
Accrued interest and rent receivable	147			232
Real estate and other investments	98			385
Servicer advances	92			2,142
Prepaid expenses and deposits	60			568
Goodwill	27			518
Other assets	703			971
Total other assets	$	11,908		$	18,741


(a)	Represents cash collection from customer payments on securitized receivables. These funds are distributed to investors as payments on the related secured debt.


(b)	The increase in the deferred tax asset represents the release of a material portion of our U.S. valuation allowance. Refer to Note 23 for more information.


(c)	Represents credit enhancement in the form of cash reserves for various securitization transactions.

The changes in the carrying amounts of goodwill for the periods shown were as follows.



($ in millions)	Automotive Finance operations			Insurance operations			Total
Goodwill at January 1, 2010	$	469		$	57		$	526
Transfer of assets of discontinued operations held-for-sale	(1		)	(1		)	(2		)
Foreign-currency translation	—			1			1
Goodwill at December 31, 2010	$	468		$	57		$	525
Transfer of assets of discontinued operations held-for-sale	—			(4		)	(4		)
Foreign-currency translation	—			(3		)	(3		)
Goodwill at December 31, 2011	$	468		$	50		$	518
Transfer of assets of discontinued operations held-for-sale	(468		)	(23		)	(491		)
Goodwill at December 31, 2012	$	—		$	27		$	27