ACQUISITIONS (Details 1) - USD ($) $ in Thousands						9 Months Ended
	Jul. 10, 2015	Oct. 31, 2014	Jun. 06, 2014	Apr. 30, 2014	Mar. 05, 2014	Sep. 30, 2015	Sep. 30, 2014
Business Acquisition [Line Items]
Cash, Net of Working Capital and Other Adjustments, Deferred						$ 30,274	$ 0
2015 Acquisitions | NavigationArts
Business Acquisition [Line Items]
Cash, Net of Working Capital and Other Adjustments, Paid	$ 28,747
2014 Acquisitions | Netsoft
Business Acquisition [Line Items]
Cash, Net of Working Capital and Other Adjustments, Paid					$ 2,403
Cash, Net of Working Capital and Other Adjustments, Deferred					1,022
Recorded Earnout Payable, Cash					1,825
Recorded Earnout Payable, Stock					0
Total Recorded Purchase Price					$ 5,250
2014 Acquisitions | Jointech
Business Acquisition [Line Items]
Cash, Net of Working Capital and Other Adjustments, Paid				$ 10,000
Cash, Net of Working Capital and Other Adjustments, Deferred				4,000
Recorded Earnout Payable, Cash				15,000
Recorded Earnout Payable, Stock				5,000
Total Recorded Purchase Price				$ 36,788
2014 Acquisitions | GGA
Business Acquisition [Line Items]
Cash, Net of Working Capital and Other Adjustments, Paid			$ 14,892
Cash, Net of Working Capital and Other Adjustments, Deferred			0
Recorded Earnout Payable, Cash			11,400
Recorded Earnout Payable, Stock			0
Total Recorded Purchase Price			$ 26,292
2014 Acquisitions | Great Fridays Limited
Business Acquisition [Line Items]
Cash, Net of Working Capital and Other Adjustments, Paid		$ 10,777
Cash, Net of Working Capital and Other Adjustments, Deferred		0
Recorded Earnout Payable, Cash		1,173
Recorded Earnout Payable, Stock		0
Total Recorded Purchase Price		$ 11,950
2014 Acquisitions | Total
Business Acquisition [Line Items]
Cash, Net of Working Capital and Other Adjustments, Paid						38,072
Cash, Net of Working Capital and Other Adjustments, Deferred						5,022
Recorded Earnout Payable, Cash						29,398
Recorded Earnout Payable, Stock						5,000
Total Recorded Purchase Price						$ 80,280
2014 Acquisitions | Common Stock | Netsoft
Business Acquisition [Line Items]
Stock issued, number of shares					0
Stock deferred, number of shares					0
Fair value of stock issued					$ 0
Fair value of deferred stock					0
2014 Acquisitions | Common Stock | Jointech
Business Acquisition [Line Items]
Stock issued, number of shares				0
Stock deferred, number of shares				89,552
Fair value of stock issued				$ 0
Fair value of deferred stock				2,788
2014 Acquisitions | Common Stock | GGA
Business Acquisition [Line Items]
Stock issued, number of shares			0
Stock deferred, number of shares			0
Fair value of stock issued			$ 0
Fair value of deferred stock			$ 0
2014 Acquisitions | Common Stock | Great Fridays Limited
Business Acquisition [Line Items]
Stock issued, number of shares		0
Stock deferred, number of shares		0
Fair value of stock issued		$ 0
Fair value of deferred stock		0
2014 Acquisitions | Common Stock | Total
Business Acquisition [Line Items]
Stock issued, number of shares						0
Stock deferred, number of shares						89,552
Fair value of stock issued						$ 0
Fair value of deferred stock						$ 2,788
2014 Acquisitions | Maximum | Netsoft
Business Acquisition [Line Items]
Maximum Potential Earnout Payable					$ 1,825
2014 Acquisitions | Maximum | Jointech
Business Acquisition [Line Items]
Maximum Potential Earnout Payable				$ 20,000
2014 Acquisitions | Maximum | Great Fridays Limited
Business Acquisition [Line Items]
Maximum Potential Earnout Payable		$ 1,173