The components of other assets were as follows.



($ in millions)	June 30, 2016			December 31, 2015
Property and equipment at cost	$	781		$	691
Accumulated depreciation	(487		)	(456		)
Net property and equipment	294			235
Restricted cash collections for securitization trusts (a)	1,597			2,010
Net deferred tax assets	1,077			1,369
Nonmarketable equity investments (b)	772			418
Accrued interest and rent receivables	404			402
Goodwill (c)	220			27
Fair value of derivative contracts in receivable position (d)	209			233
Cash reserve deposits held-for-securitization trusts (e)	197			252
Other accounts receivable	166			158
Restricted cash and cash equivalents	106			120
Cash collateral placed with counterparties	91			125
Other assets	1,121			972
Total other assets	$	6,254		$	6,321


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


(b)	Includes investments in FHLB stock of $310 million and $391 million and FRB stock of $435 million and $0 million at June 30, 2016, and December 31, 2015, respectively.

(c)

Includes goodwill of $27 million at our Insurance operations at both June 30, 2016, and December 31, 2015, and $193 million and $0 million within Corporate and Other at June 30, 2016, and December 31, 2015, respectively. As a result of our acquisition of TradeKing, we recognized $193 million of goodwill within Corporate and Other on June 1, 2016. No other changes in the carrying amount of goodwill were recorded during the six months ended June 30, 2016. Refer to Note 2 for further discussion.


(d)	For additional information on derivative instruments and hedging activities, refer to Note 20.


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