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SHAREHOLDERS' EQUITY (Details) (USD $)
In Thousands, except Share data, unless otherwise specified |
1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Dec. 31, 2010
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Dec. 31, 2011
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Dec. 31, 2010
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Nov. 30, 2011
Common stock
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Dec. 31, 2010
Common stock
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Dec. 31, 2011
Common stock
vote
|
Sep. 30, 2011
Common stock
Chairman of the Board and Senior Executive of the Company
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Dec. 31, 2011
Common stock
Chairman of the Board and Senior Executive of the Company
|
Nov. 30, 2011
Class B convertible common stock
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Dec. 31, 2010
Class B convertible common stock
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Dec. 31, 2011
Class B convertible common stock
vote
|
Dec. 31, 2010
Class B convertible common stock
Celebrate Interactive, Inc.
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Sep. 30, 2011
Class B convertible common stock
Chairman of the Board and Senior Executive of the Company
|
Dec. 31, 2010
Class B convertible common stock
Chairman of the Board and Senior Executive of the Company
|
Dec. 31, 2011
Class B convertible common stock
Chairman of the Board and Senior Executive of the Company
|
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| Shareholders' equity | |||||||||||||||
| Votes per share | 1 | 10 | |||||||||||||
| Percentage of the total number of directors the holders of common stock are entitled to elect | 25.00% | ||||||||||||||
| Shares exchanged | 4,300,000 | 1,500,000 | 8,500,000 | 8,500,000 | 4,300,000 | 1,500,000 | |||||||||
| Number of shares of common stock exchanged for each share of Class B common stock | 1 | ||||||||||||||
| Maximum number or shares that may be exchanged | 1,500,000 | ||||||||||||||
| Cash payment component of tax-free exchange for substantially all of Liberty's stake in IAC | $ 217,900 | $ 217,921 | |||||||||||||
| Outstanding shares | 84,078,621 | 77,126,881 | 4,289,499 | 5,789,499 | 5,800,000 | ||||||||||
| Percentage of the outstanding total voting power of the Company | 42.90% | ||||||||||||||
| Cash dividends declared, per share | $ 0.12 | $ 0.12 | |||||||||||||
| Common stock reserved | 42,000,000 | ||||||||||||||