RESTRUCTURING (Schedule of Restructuring Reserve by Type of Cost) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2012
Restructuring Reserve [Roll Forward]
Beginning Balance	$ 1,994
Cost Incurred	805
Payments	(1,668)
Ending Balance	1,131
Employee-related costs
Restructuring Reserve [Roll Forward]
Beginning Balance	1,461
Cost Incurred	691
Payments	(1,455)
Ending Balance	697
Facility-related costs
Restructuring Reserve [Roll Forward]
Beginning Balance	533
Cost Incurred	114
Payments	(213)
Ending Balance	$ 434