ACQUISITIONS (Details 2) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Oct. 31, 2014	Jun. 06, 2014	Apr. 30, 2014	Mar. 05, 2014
Business Acquisition [Line Items]
Goodwill	$ 62,207		$ 57,417
Netsoft
Business Acquisition [Line Items]
Cash and cash equivalents		$ 0
Trade receivables and other current assets		788
Property and equipment and other long-term assets		52
Deferred tax asset		0
Acquired intangible assets		1,700
Goodwill		2,779
Total assets acquired		5,319
Accounts payable and accrued expenses		69
Deferred revenue		0
Due to employees		0
Deferred tax liability		0
Total liabilities assumed		69
Net assets acquired		$ 5,250
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustments [Abstract]
Adjustment to net assets acquired	(348)
Netsoft | As Originally Reported [Member]
Business Acquisition [Line Items]
Cash and cash equivalents							$ 0
Trade receivables and other current assets							788
Property and equipment and other long-term assets							52
Deferred tax asset							351
Acquired intangible assets							1,700
Goodwill							2,776
Total assets acquired							5,667
Accounts payable and accrued expenses							69
Deferred revenue							0
Due to employees							0
Deferred tax liability							0
Total liabilities assumed							69
Net assets acquired							$ 5,598
Jointech
Business Acquisition [Line Items]
Cash and cash equivalents	871
Trade receivables and other current assets	784
Property and equipment and other long-term assets	338
Deferred tax asset	0
Acquired intangible assets	15,312
Goodwill	23,758
Total assets acquired	41,063
Accounts payable and accrued expenses	728
Deferred revenue	0
Due to employees	1,254
Deferred tax liability	2,293
Total liabilities assumed	4,275
Net assets acquired	36,788
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustments [Abstract]
Adjustment to net assets acquired	0
Jointech | As Originally Reported [Member]
Business Acquisition [Line Items]
Cash and cash equivalents						$ 871
Trade receivables and other current assets						784
Property and equipment and other long-term assets						338
Deferred tax asset						0
Acquired intangible assets						25,744
Goodwill						11,033
Total assets acquired						38,770
Accounts payable and accrued expenses						728
Deferred revenue						0
Due to employees						1,254
Deferred tax liability						0
Total liabilities assumed						1,982
Net assets acquired						$ 36,788
GGA
Business Acquisition [Line Items]
Cash and cash equivalents	0
Trade receivables and other current assets	5,377
Property and equipment and other long-term assets	306
Deferred tax asset	0
Acquired intangible assets	16,000
Goodwill	7,306
Total assets acquired	28,989
Accounts payable and accrued expenses	2,593
Deferred revenue	104
Due to employees	0
Deferred tax liability	0
Total liabilities assumed	2,697
Net assets acquired	26,292
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustments [Abstract]
Adjustment to net assets acquired	1,366
GGA | As Originally Reported [Member]
Business Acquisition [Line Items]
Cash and cash equivalents					$ 0
Trade receivables and other current assets					5,157
Property and equipment and other long-term assets					444
Deferred tax asset					4,463
Acquired intangible assets					10,959
Goodwill					6,496
Total assets acquired					27,519
Accounts payable and accrued expenses					2,593
Deferred revenue					0
Due to employees					0
Deferred tax liability					0
Total liabilities assumed					2,593
Net assets acquired					$ 24,926
Great Fridays Limited
Business Acquisition [Line Items]
Cash and cash equivalents	259
Trade receivables and other current assets	1,825
Property and equipment and other long-term assets	262
Deferred tax asset	0
Acquired intangible assets	200
Goodwill	11,327
Total assets acquired	13,873
Accounts payable and accrued expenses	872
Deferred revenue	317
Due to employees	624
Deferred tax liability	110
Total liabilities assumed	1,923
Net assets acquired	11,950
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustments [Abstract]
Adjustment to net assets acquired	(77)
Great Fridays Limited | As Originally Reported [Member]
Business Acquisition [Line Items]
Cash and cash equivalents				$ 259
Trade receivables and other current assets				1,825
Property and equipment and other long-term assets				262
Deferred tax asset				0
Acquired intangible assets				5,747
Goodwill				6,947
Total assets acquired				15,040
Accounts payable and accrued expenses				872
Deferred revenue				317
Due to employees				624
Deferred tax liability				1,200
Total liabilities assumed				3,013
Net assets acquired				$ 12,027
Total
Business Acquisition [Line Items]
Cash and cash equivalents	1,130
Trade receivables and other current assets	8,774
Property and equipment and other long-term assets	958
Deferred tax asset	0
Acquired intangible assets	33,212
Goodwill	45,170
Total assets acquired	89,244
Accounts payable and accrued expenses	4,262
Deferred revenue	421
Due to employees	1,878
Deferred tax liability	2,403
Total liabilities assumed	8,964
Net assets acquired	80,280
Total | As Originally Reported [Member]
Business Acquisition [Line Items]
Cash and cash equivalents	1,130
Trade receivables and other current assets	8,554
Property and equipment and other long-term assets	1,096
Deferred tax asset	4,814
Acquired intangible assets	44,150
Goodwill	27,252
Total assets acquired	86,996
Accounts payable and accrued expenses	4,262
Deferred revenue	317
Due to employees	1,878
Deferred tax liability	1,200
Total liabilities assumed	7,657
Net assets acquired	$ 79,339