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CASH AND INVESTMENTS - Additional Information (Detail) (USD $)
In Millions |
3 Months Ended | 3 Months Ended | |||||
|---|---|---|---|---|---|---|---|
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Mar. 31, 2011
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Jun. 30, 2011
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Dec. 31, 2010
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Jun. 30, 2010
Asset-backed Securities
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Jun. 30, 2011
Self-insurance requirements
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Dec. 31, 2010
Self-insurance requirements
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Jun. 30, 2011
Variable life insurance policy
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| Gain (Loss) on Investments [Line Items] | |||||||
| Gains on the sales of auction rate securities, preferred equity securities and an S&P 500 index fund | $ 12 | ||||||
| Auction rate securities at carrying value | 128 | ||||||
| Auction rate securities fair value | 107 | ||||||
| Impairment charge | 21 | ||||||
| Non-Current Investments and Restricted Cash | $ 304 | $ 458 | $ 286 | $ 286 | $ 18 |
| X | ||||||||||
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- Definition
Auction rate securities, at Cost
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| X | ||||||||||
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- Definition
Auction rate securities, at Fair Value
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| X | ||||||||||
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- Definition
The net gain (loss) realized from the sale, exchange, redemption, or retirement of securities, not separately or otherwise categorized as trading, available-for-sale, or held-to-maturity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount by which the fair value of an investment is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The noncurrent cash, cash equivalents and investments that is restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits classified as long-term; that is not expected to be released from such existing restrictions within one year of the balance sheet date or operating cycle, whichever is longer. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. Includes noncurrent cash equivalents and investments that are similarly restricted as to withdrawal, usage or disposal.
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| X | ||||||||||
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- Definition
Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.
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