DISCONTINUED OPERATIONS (Details) (USD $)	3 Months Ended		9 Months Ended			1 Months Ended	3 Months Ended		9 Months Ended			3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012	May 31, 2013 Discover	Sep. 30, 2013 Real estate businesses	Sep. 30, 2012 Real estate businesses	Sep. 30, 2013 Real estate businesses	Sep. 30, 2012 Real estate businesses	Dec. 31, 2012 Real estate businesses	Sep. 30, 2013 Lending Tree Loans	Sep. 30, 2012 Lending Tree Loans	Sep. 30, 2013 Lending Tree Loans	Sep. 30, 2012 Lending Tree Loans	Dec. 31, 2012 Lending Tree Loans
DISCONTINUED OPERATIONS
Indemnification claim settlement value and other miscellaneous items						$ 1,300,000
Revenue and net income (loss) of discontinued operations
Revenue							0	2,000	1,000	77,000		(37,000)	5,943,000	(1,524,000)	87,338,000
Income (loss) before income taxes							(6,000)	(282,000)	(21,000)	(442,000)		(520,000)	4,470,000	(3,887,000)	27,660,000
Income tax benefit (expense)							0	0	0	0		(3,000)	(76,000)	(54,000)	(2,473,000)
Gain from sale of discontinued operations, net of tax												0	0	10,101,000	24,313,000
Income (loss) from discontinued operations	(529,000)	4,112,000	6,139,000	49,058,000			(6,000)	(282,000)	(21,000)	(442,000)		(523,000)	4,394,000	6,160,000	49,500,000
Assets and liabilities of facilities reported as discontinued operations
Current assets	31,000		31,000		407,000							31,000		31,000		407,000
Non-current assets	129,000		129,000		129,000							129,000		129,000		129,000
Current liabilities	(31,946,000)		(31,946,000)		(31,017,000)		(78,000)		(78,000)		(206,000)	(31,868,000)		(31,868,000)		(30,811,000)
Non-current liabilities	(151,000)		(151,000)		(253,000)							(151,000)		(151,000)		(253,000)
Net liabilities							$ (78,000)		$ (78,000)		$ (206,000)	$ (31,859,000)		$ (31,859,000)		$ (30,528,000)