DISCONTINUED OPERATIONS - Income Statement Disclosures (Details) - Discontinued Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	$ 6	$ 16,295	$ 5	$ 33,989
Gross margin	(186)	2,940	(97)	6,441
Reorganization expenses	(30)	0	327	0
Operating income (loss), excluding gain (loss) from sale of business	(183)	(567)	(478)	(868)
Other non-operating income (loss), including interest	0	(20)	(8)	(29)
Gain (loss) from sale and liquidation of discontinued operations (1)	1,286	0	1,368	0
Income (loss) from discontinued operations before income taxes	1,103	(587)	882	(897)
Provision (benefit) for income taxes	0	222	(37)	344
Income (loss) from discontinued operations	1,103	(809)	919	(1,241)
eDiscovery
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	0	15,691	(1)	32,701
Gross margin	(192)	2,598	(103)	5,640
Reorganization expenses	(7)	0	356	0
Operating income (loss), excluding gain (loss) from sale of business	(230)	(368)	(496)	(493)
Other non-operating income (loss), including interest	0	(3)	(8)	(7)
Gain (loss) from sale and liquidation of discontinued operations (1)	12	0	94	0
Income (loss) from discontinued operations before income taxes	(218)	(371)	(410)	(500)
Provision (benefit) for income taxes	0	222	(37)	344
Income (loss) from discontinued operations	(218)	(593)	(373)	(844)
Sweden
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	6	604	6	1,288
Gross margin	6	342	6	801
Reorganization expenses	(23)	0	(29)	0
Operating income (loss), excluding gain (loss) from sale of business	47	(199)	18	(375)
Other non-operating income (loss), including interest	0	(17)	0	(22)
Gain (loss) from sale and liquidation of discontinued operations (1)	1,274	0	1,274	0
Income (loss) from discontinued operations before income taxes	1,321	(216)	1,292	(397)
Provision (benefit) for income taxes	0	0	0	0
Income (loss) from discontinued operations	$ 1,321	$ (216)	$ 1,292	$ (397)