INCOME TAXES (Details) (USD $)	3 Months Ended						6 Months Ended		9 Months Ended			3 Months Ended	9 Months Ended		3 Months Ended	9 Months Ended		9 Months Ended			9 Months Ended		12 Months Ended
	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Jun. 30, 2013	Jun. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012	Jun. 30, 2013 Livemocha, Inc.	Sep. 30, 2013 Livemocha, Inc.	Apr. 02, 2013 Livemocha, Inc.	Sep. 30, 2013 Lexia	Sep. 30, 2013 Lexia	Aug. 01, 2013 Lexia	Sep. 30, 2013 U.S. Federal	Dec. 31, 2012 U.S. Federal	Sep. 30, 2012 U.S. Federal	Sep. 30, 2013 U.S. Federal Maximum	Sep. 30, 2013 State jurisdictions Maximum	Dec. 31, 2012 Foreign	Sep. 30, 2013 Foreign	Sep. 30, 2012 Brazil	Sep. 30, 2012 Japan	Jun. 30, 2012 Korea
INCOME TAXES
Unrecognized tax benefit, if recognized, would decrease entity's effective tax rate	$ 155,000								$ 155,000		$ 143,000
Interest and penalty expense related to uncertain tax positions									15,000
Cumulative loss position period																		3 years
Cumulative loss position evaluation period																		3 years
Expiration period																					20 years	20 years
Net Operating Loss Carryforward																		0
Full valuation allowance																				23,100,000					400,000	2,100,000	400,000
Tax benefits provided on losses where the entity determined a valuation allowance is required																							0
Additional valuation allowance for remaining jurisdictions	0								0
Deferred tax liability, related to goodwill and indefinite lived intangibles																		9,300,000	8,400,000
Net deferred tax asset																							200,000	300,000
Net deferred tax liabilities												1,200,000		1,161,000	4,200,000	4,200,000	4,210,000
Income tax provision (benefit)	(3,631,000)	(387,000)	968,000	28,691,000	(144,000)	(808,000)	580,000	(952,000)	(3,052,000)	27,739,000		(1,200,000)			(4,200,000)
Amount of reduction in deferred tax assets valuation allowance									$ 5,400,000				$ 1,200,000		$ 4,200,000	$ 4,200,000