SEGMENT AND GEOGRAPHIC INFORMATION (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Net revenue by product platform:
Total net revenue	$ 226,139	$ 334,380
Microsoft Xbox 360
Net revenue by product platform:
Total net revenue	96,060	163,863
Sony PlayStation 3
Net revenue by product platform:
Total net revenue	91,296	136,268
PC and other
Net revenue by product platform:
Total net revenue	31,913	25,035
Sony PSP
Net revenue by product platform:
Total net revenue	2,640	2,655
Nintendo Wii
Net revenue by product platform:
Total net revenue	1,572	1,433
Nintendo DS
Net revenue by product platform:
Total net revenue	1,480	2,543
Sony PlayStation 2
Net revenue by product platform:
Total net revenue	$ 1,178	$ 2,583