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Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Narrative) (Details)

v2.4.0.8
Stockholders' Equity (Narrative) (Details)
 0 Months Ended
Apr. 11, 2014
Sep. 30, 2014
Dec. 31, 2013
Common Class C | Interactive Group
 Ìý Ìý Ìý
Class of Stock [Line Items] Ìý Ìý Ìý
Common stock, shares authorized Ìý 4,000,000,000 Ìý
Common Stock, Shares, Issued Ìý 0 Ìý
Common Class C | Ventures Group
 Ìý Ìý Ìý
Class of Stock [Line Items] Ìý Ìý Ìý
Common stock, shares authorized Ìý 200,000,000 Ìý
Common Stock, Shares, Outstanding Ìý 0 Ìý
Common Class A | Interactive Group
 Ìý Ìý Ìý
Class of Stock [Line Items] Ìý Ìý Ìý
Number of shares reserved for issuance Ìý 28,900,000 Ìý
Common stock, shares authorized Ìý 4,000,000,000 4,000,000,000
Common Stock, Shares, Issued Ìý 447,055,195 471,625,030
Common Stock, Shares, Outstanding Ìý 447,055,195 471,625,030
Common Class A | Ventures Group
 Ìý Ìý Ìý
Class of Stock [Line Items] Ìý Ìý Ìý
Number of shares reserved for issuance Ìý 1,800,000 Ìý
Common stock, shares authorized Ìý 200,000,000 200,000,000
Common Stock, Shares, Issued Ìý 70,799,197 70,761,208
Common Stock, Shares, Outstanding Ìý 70,799,197 70,761,208
Stock split, conversion ratio 2 Ìý Ìý
Stock split, dividends 1 Ìý Ìý
Common Class B | Interactive Group
 Ìý Ìý Ìý
Class of Stock [Line Items] Ìý Ìý Ìý
Number of shares reserved for issuance Ìý 432,000 Ìý
Common stock, shares authorized Ìý 150,000,000 150,000,000
Common Stock, Shares, Issued Ìý 28,879,268 28,884,103
Common Stock, Shares, Outstanding Ìý 28,879,268 28,884,103
Common Class B | Ventures Group
 Ìý Ìý Ìý
Class of Stock [Line Items] Ìý Ìý Ìý
Number of shares reserved for issuance Ìý 44,000 Ìý
Common stock, shares authorized Ìý 7,500,000 7,500,000
Common Stock, Shares, Issued Ìý 2,885,370 2,885,378
Common Stock, Shares, Outstanding Ìý 2,885,370 2,885,378
Stock split, conversion ratio 2 Ìý Ìý
Stock split, dividends 1 Ìý Ìý