SEGMENT INFORMATION: (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Revenues:
Total revenues	$ 196,895	$ 186,683
Gross profit:
Total gross profit	79,186	73,593
Income (loss) from operations:
Total loss from operations	(2,869)	(13,086)
Operating segment | Marketing services and audience solutions
Revenues:
Total revenues	176,276	182,349
Gross profit:
Total gross profit	72,019	77,224
Income (loss) from operations:
Total loss from operations	38,287	46,221
Operating segment | Connectivity
Revenues:
Total revenues	20,619	4,334
Gross profit:
Total gross profit	8,609	(3,631)
Income (loss) from operations:
Total loss from operations	(8,025)	(14,261)
Corporate
Gross profit:
Total gross profit	(1,442)
Income (loss) from operations:
Total loss from operations	$ (33,131)	$ (45,046)