DISCONTINUED OPERATIONS (Details) (USD $)	3 Months Ended		6 Months Ended			1 Months Ended	3 Months Ended		6 Months Ended			3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012	May 31, 2013 Discover	Jun. 30, 2013 Real estate businesses	Jun. 30, 2012 Real estate businesses	Jun. 30, 2013 Real estate businesses	Jun. 30, 2012 Real estate businesses	Dec. 31, 2012 Real estate businesses	Jun. 30, 2013 Lending Tree Loans	Jun. 30, 2012 Lending Tree Loans	Jun. 30, 2013 Lending Tree Loans	Jun. 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								34,000	1,000	75,000		(292,000)	30,529,000	(1,487,000)	81,395,000
(Loss) income before income taxes							(22,000)	(86,000)	(15,000)	(160,000)		(869,000)	3,467,000	(3,367,000)	23,189,000
Income tax benefit (expense)													(166,000)	(51,000)	(2,396,000)
Gain from sale of discontinued operations, net of tax												10,003,000	24,313,000	10,101,000	24,313,000
Income (loss) from discontinued operations	9,112,000	27,528,000	6,668,000	44,946,000			(22,000)	(86,000)	(15,000)	(160,000)		9,134,000	27,614,000	6,683,000	45,106,000
Assets and liabilities of facilities reported as discontinued operations
Current assets	23,000		23,000		407,000							23,000		23,000		407,000
Non-current assets	129,000		129,000		129,000							129,000		129,000		129,000
Current liabilities	(32,068,000)		(32,068,000)		(31,017,000)		(132,000)		(132,000)		(206,000)	(31,936,000)		(31,936,000)		(30,811,000)
Non-current liabilities	(174,000)		(174,000)		(253,000)							(174,000)		(174,000)		(253,000)
Net liabilities							$ (132,000)		$ (132,000)		$ (206,000)	$ (31,958,000)		$ (31,958,000)		$ (30,528,000)