Business Combinations (Details) (USD $) In Millions	Sep. 30, 2011
Purchase prices for the acquisitions
Cash and cash equivalents	$ 10
Short-term marketable securities	1
Accounts receivable, net	12
Inventory	30
Prepaid and other current assets	4
Property and equipment, net	3
Goodwill	134
Purchased intangible assets	233
Total assets acquired	427
Accounts payable	7
Wages and related benefits	4
Accrued liabilities	2
Long-term liabilities	57
Total liabilities assumed	70
Purchase price allocation	$ 357

Business Acquisition Purchase Price Allocation Current Liabilities Wages And Related Benefits.

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The amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will be amortized.

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The amount of acquisition cost of a business combination allocated to assets acquired.

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The total purchase price of the acquired entity. This includes cash paid to equity interest holders of the acquired entity, fair value of debt and equity securities issued to equity holders of the acquired entity, and transaction costs paid to third parties to consummate the acquisition.

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The amount of cash and cash equivalents acquired in a business combination.

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The amount of acquisition cost of a business combination allocated to inventory, including finished goods, work-in-process, and raw materials.

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The amount of acquisition cost of a business combination allocated to marketable securities.

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The amount of acquisition cost of a business combination allocated to prepaid expenses and other current assets. Does not include amounts allocated to cash and cash equivalents, marketable securities, receivables, inventory, and assets not to be used.

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The amount of acquisition cost of a business combination allocated to receivables.

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The amount of acquisition cost of a business combination allocated to accounts payable of the acquired entity.

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The amount of acquisition cost of a business combination allocated to accrued expenses of the acquired entity.

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Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.

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The amount of acquisition cost of a business combination allocated to liabilities assumed.

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The amount of acquisition cost of a business combination allocated to noncurrent liabilities of the acquired entity.

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The amount of acquisition cost of a business combination allocated to property, plant and equipment to be used in ongoing operations.

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