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The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.

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Month, day and year when the business acquisition agreement was executed.

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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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The expenses and losses recorded for each transaction with the acquiree that was recognized separately from the acquisition of assets and assumptions of liabilities in the business combination.

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The gain (loss) resulting from the sale of a disposal group that is not a discontinued operation. It is included in income from continuing operations before income taxes in the income statement.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Note 3 - Business Combinations (Details) (USD $)	0 Months Ended	6 Months Ended		0 Months Ended							0 Months Ended	6 Months Ended				0 Months Ended	6 Months Ended	0 Months Ended
Note 3 - Business Combinations (Details) (USD $)	Jun. 17, 2011	Jun. 30, 2011 acquisitions segments employees	Jun. 17, 2011 Settlement of Litigation Related to Acquisition [Member]	Jun. 17, 2011 Settlement of Litigation Related to Acquisition [Member] GSI Commerce [Member]	Jun. 17, 2011 GSI's Licensed Sports Merchandise Business [Member]	Jun. 17, 2011 Rue La La and ShopRunner [Member]	Jun. 30, 2011 Rue La La and ShopRunner [Member]	Jun. 17, 2011 Rue La La and ShopRunner [Member]	Jun. 30, 2011 Marketplaces [Member] Gittigidiyor [Member]	Jun. 30, 2011 Series of Individually Immaterial Business Acquisitions [Member]	Jun. 17, 2011 GSI Commerce [Member]	Jun. 30, 2011 GSI Commerce [Member]	Jun. 30, 2010 GSI Commerce [Member]	Jun. 30, 2011 brands4friends [Member]	Jun. 30, 2011 Gittigidiyor [Member]	Jun. 06, 2011 Magento [Member]	Jun. 30, 2011 Magento [Member]	Jul. 07, 2011 Zong [Member]	Jun. 30, 2011 Zong [Member]
Business Acquisition [Line Items]
Number of businesses acquired		7
Purchase Consideration		$ 2,948,502,000							$ 235,278,000	$ 142,731,000		$ 2,377,257,000		$ 193,236,000	$ 235,278,000				$ 240,000,000
Net Tangible Assets Acquired (Liabilities Assumed)		27,733,000								(4,832,000)		74,498,000		(33,146,000)	(8,787,000)
Purchased Intangible Assets		992,763,000								44,820,000		819,100,000		76,143,000	52,700,000
Goodwill		1,928,006,000								102,743,000		1,483,659,000		150,239,000	191,365,000
Effective date of acquisition											June 17, 2011
Purchase consideration per share											$ 29.25
Fair value of assumed restricted stock based awards											24,762,000
Per share amount of costs paid in connection with settlement of litigation related to acquisition			$ 0.33
Separately recognized transaction related to the settlement of litigatin related to acquisition				24,300,000
Percentage of business divested					100.00%	70.00%
Note Receivable	467,000,000
Basis spread on variable rate	1.10%
Description of variable rate basis as part of planned divestiture and related planned loan receivable	3-month LIBOR
Fair value of loan receivable	286,800,000
Loss on divested business	256,501,000
Equity stake in ShopRunner and RueLaLa		30.00%						30.00%
Carrying amount of equity method investment							75,200,000
Business Acquisition, Pro Forma Information [Abstract]
Total revenues												5,692,106,000	4,764,472,000
Net income												$ 699,540,000	$ 727,532,000
Basic earnings per share												$ 0.54	$ 0.56
Diluted earnings per share												$ 0.53	$ 0.55
Percentage of voting interests acquired									93.00%								49.90%
Date of acquisition agreement																June 6, 2011		July 7, 2011
Percentage of voting interests following completion of acquisition																	100.00%