DISCONTINUED OPERATIONS (Details) - USD ($) $ in Thousands		12 Months Ended
	Nov. 09, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment of Long-Lived Assets to be Disposed of			$ 467
Proceeds from Divestiture of Businesses		$ 19,837	0	$ 0
Assets of Disposal Group, Including Discontinued Operation, Current		81	1,249
Revenue		29	56,133	97,555
Gross margin		0	10,091	20,442
Reorganization expenses		472	3,277	1,281
Impairment charges		0	467
Operating income (loss), excluding gain (loss) from sale of business		(717)	(6,578)	392
Other non-operating income (loss), including interest		(8)	(42)	(46)
Gain (loss) from sale of discontinued operations		1,410	11,333	0
Income (loss) from discontinued operations before income taxes		685	4,713	346
Provision (benefit) for income taxes		(37)	2,121	530
Income (loss) from discontinued operations		722	2,592	(184)
eDiscovery [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from Divestiture of Businesses	$ 23,000
Revenue		(1)	54,620	94,738
Gross margin		(30)	9,227	18,257
Reorganization expenses		501	2,861	849
Impairment charges		0	467
Operating income (loss), excluding gain (loss) from sale of business		(731)	(5,491)	1,704
Other non-operating income (loss), including interest		(8)	(9)	(46)
Gain (loss) from sale of discontinued operations		137	11,333	0
Income (loss) from discontinued operations before income taxes		(602)	5,833	1,658
Provision (benefit) for income taxes		(37)	2,121	530
Income (loss) from discontinued operations		(565)	3,712	1,128
Sweden [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue		30	1,513	2,817
Gross margin		30	864	2,185
Reorganization expenses		(29)	416	432
Impairment charges		0	0
Operating income (loss), excluding gain (loss) from sale of business		14	(1,087)	(1,312)
Other non-operating income (loss), including interest		0	(33)	0
Gain (loss) from sale of discontinued operations		1,273	0	0
Income (loss) from discontinued operations before income taxes		1,287	(1,120)	(1,312)
Provision (benefit) for income taxes		0	0	0
Income (loss) from discontinued operations		1,287	(1,120)	$ (1,312)
Discontinued Operations [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets of Disposal Group, Including Discontinued Operation, Current		81	1,249
Liabilities of Disposal Group, Including Discontinued Operation		1,443	3,512
Discontinued Operations [Member] | eDiscovery [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Other Assets		49	1,156
Liabilities of Disposal Group, Including Discontinued Operation		1,439	3,297
Discontinued Operations [Member] | Sweden [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Other Assets		32	93
Liabilities of Disposal Group, Including Discontinued Operation		$ 4	$ 215