Note 12 - Commitments and Contingencies Loss Contingencies (Details)	12 Months Ended	1 Months Ended		12 Months Ended	1 Months Ended	12 Months Ended	1 Months Ended
	Dec. 31, 2012 Users	Jun. 30, 2008 June 2008, Paris France, Court of Commerce Ruling [Member] EUR (€)	Nov. 30, 2009 November 2009, Paris France, Court of Commerce Ruling [Member] EUR (€)	Dec. 31, 2012 September 2009, Seoul Korea District Court, Trial [Member] USD ($) lawsuits	Sep. 30, 2010 September 2010, Paris France, Court Of Appeal Ruling [Member] EUR (€)	Dec. 31, 2012 January 2010 Seoul District Court [Member] Users	Sep. 30, 2012 September 2012, Seoul Korea High Court [Member] Plaintiffs lawsuits	Jan. 28, 2013 Subsequent Event [Member] January 2013, Seoul Western District Court [Member] Plaintiffs lawsuits
Loss Contingencies
Loss Contingency, Damages Awarded, Value		€ 38,600,000	€ 1,700,000		€ 5,700,000
Daily Fines, Enforceable		100,000	2,500
Litigation and Other Legal Matters
Approximate number of users, Korean Subsidiary IAC	20,000,000
Approximate number of users sueing Korean Subsidiary IAC	149,000					34,000	55	2,291
Number of representative suits in trial				23			3	2
Consolation money per user, Korean Court precedent				$ 200