ASSETS HELD FOR SALE AND DISCONTINUED OPERATIONS - Income Statement Disclosures (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	$ (1)	$ 17,694
Gross margin	89	3,500
Reorganization expenses	357	0
Impairment charges	0	0
Operating income (loss), excluding gain (loss) from sale of business	(295)	(301)
Other non-operating income (loss), including interest	(8)	(9)
Gain (loss) from sale of discontinued operations	82	0
Income (loss) from discontinued operations before income taxes	(221)	(310)
Provision (benefit) for income taxes	(37)	122
Income (loss) from discontinued operations	(184)	(432)
eDiscovery
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	(1)	17,010
Gross margin	89	3,043
Reorganization expenses	363	0
Impairment charges	0	0
Operating income (loss), excluding gain (loss) from sale of business	(267)	(125)
Other non-operating income (loss), including interest	(8)	(5)
Gain (loss) from sale of discontinued operations	82	0
Income (loss) from discontinued operations before income taxes	(193)	(130)
Provision (benefit) for income taxes	(37)	122
Income (loss) from discontinued operations	(156)	(252)
Sweden
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	0	684
Gross margin	0	457
Reorganization expenses	(6)	0
Impairment charges	0	0
Operating income (loss), excluding gain (loss) from sale of business	(28)	(176)
Other non-operating income (loss), including interest	0	(4)
Gain (loss) from sale of discontinued operations	0	0
Income (loss) from discontinued operations before income taxes	(28)	(180)
Provision (benefit) for income taxes	0	0
Income (loss) from discontinued operations	$ (28)	$ (180)