XML 60 R36.htm IDEA: XBRL DOCUMENT v2.4.0.6

INVESTMENT SECURITIES (Tables)

12 Months Ended

Dec. 31, 2012

INVESTMENT SECURITIES

Schedule of amortized cost and estimated fair values of available-for-sale securities by balance sheet classification

As of December 31, 2012		Amortized Cost			Gross Unrealized Gains			Gross Unrealized Losses			Fair Value
Municipal obligations		$	608		$	30		$	—		$	638
U.S. government securities funds		995			—			(9		)	986
Equity securities		227			228			(8		)	447
Total short-term investment securities		$	1,830		$	258		$	(17	)	$	2,071

As of December 31, 2011		Amortized Cost			Gross Unrealized Gains			Gross Unrealized Losses			Fair Value
Municipal obligations		$	1,158		$	51		$	—		$	1,209
U.S. government securities funds		988			—			(5		)	983
Short-term deposits		3,104			—			—			3,104
Equity securities		227			159			(5		)	381
Total short-term investment securities		$	5,477		$	210		$	(10	)	$	5,677

X

- Details

Name:	us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value.

+ References

No definition available.

+ Details

Name:	us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration