DISCONTINUED OPERATIONS - Income Statement Disclosures (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (loss) from discontinued operations, net of income taxes	$ 209	$ 1,103	$ 292	$ 919
Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Gain (Loss) from Sale of Discontinued Operations			0	1,368
Revenue	0	6	0	5
Disposal Group, Including Discontinued Operation, Gross Profit (Loss)	58	(186)	59	(97)
Disposal Group, Including Discontinued Operation, Restructuring Charges	(201)	(30)	(341)	327
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax	0	1,286
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax	247	1,103
Discontinued Operation, Tax Effect of Discontinued Operation	38	0
Income (loss) from discontinued operations, net of income taxes	209	1,103
Disposal Group, Including Discontinued Operation, Income (Loss) Before Income Taxes			356	882
Disposal Group, Including Discontinued Operation, Income Tax (Benefit) Expense			64	(37)
Disposal Group, Including Discontinued Operation, Income (Loss), Net of Tax			292	919
Disposal Group, Including Discontinued Operation, Operating Income (Loss)	247	(183)	356	(478)
Disposal Group, Including Discontinued Operation, Other Income (Loss)			0	(8)
Discontinued Operations \| eDiscovery
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Gain (Loss) from Sale of Discontinued Operations			0	94
Revenue	0	0	0	(1)
Disposal Group, Including Discontinued Operation, Gross Profit (Loss)	58	(192)	59	(103)
Disposal Group, Including Discontinued Operation, Restructuring Charges	(201)	(7)	(341)	356
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax	0	12
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax	247	(218)
Discontinued Operation, Tax Effect of Discontinued Operation	38	0
Income (loss) from discontinued operations, net of income taxes	209	(218)
Disposal Group, Including Discontinued Operation, Income (Loss) Before Income Taxes			357	(410)
Disposal Group, Including Discontinued Operation, Income Tax (Benefit) Expense			64	(37)
Disposal Group, Including Discontinued Operation, Income (Loss), Net of Tax			293	(373)
Disposal Group, Including Discontinued Operation, Operating Income (Loss)	247	(230)	357	(496)
Disposal Group, Including Discontinued Operation, Other Income (Loss)			0	(8)
Discontinued Operations \| Sweden
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Gain (Loss) from Sale of Discontinued Operations			0	1,274
Revenue	0	6	0	6
Disposal Group, Including Discontinued Operation, Gross Profit (Loss)	0	6	0	6
Disposal Group, Including Discontinued Operation, Restructuring Charges	0	(23)	0	(29)
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax	0	1,274
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax	0	1,321
Discontinued Operation, Tax Effect of Discontinued Operation	0	0
Income (loss) from discontinued operations, net of income taxes	0	1,321
Disposal Group, Including Discontinued Operation, Income (Loss) Before Income Taxes			(1)	1,292
Disposal Group, Including Discontinued Operation, Income Tax (Benefit) Expense			0	0
Disposal Group, Including Discontinued Operation, Income (Loss), Net of Tax			(1)	1,292
Disposal Group, Including Discontinued Operation, Operating Income (Loss)	$ 0	$ 47	(1)	18
Disposal Group, Including Discontinued Operation, Other Income (Loss)			$ 0	$ 0

Disposal Group, Including Discontinued Operation, Gain (Loss) from Sale of Discontinued Operations

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Amount before tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

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Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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Amount of tax expense (benefit) related to a discontinued operation. Includes, but is not limited to, tax expense (benefit) related to income (loss) from operations during the phase-out period, tax expense (benefit) related to gain (loss) on disposal, tax expense (benefit) related to gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and tax expense (benefit) related to adjustments of a prior period gain (loss) on disposal.

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Amount of gross profit attributable to disposal group, including, but not limited to, discontinued operation.

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Amount of operating income (loss) attributable to disposal group, including, but not limited to, discontinued operation.

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Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation.

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Amount after tax of income (loss) from a discontinued operation attributable to the parent. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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