SOFTWARE DEVELOPMENT COSTS AND LICENSES (Details) (USD $) In Thousands	Jun. 30, 2011	Mar. 31, 2011
Capitalized software development costs and licenses
Software development costs and licenses, Current	$ 151,123	$ 131,676
Software development costs and licenses, Non-current	92,218	138,320
Software development costs and licenses related to titles that have not been released	223,357	263,082
Software development costs, internally developed
Capitalized software development costs and licenses
Software development costs and licenses, Current	98,781	65,297
Software development costs and licenses, Non-current	73,441	100,251
Software development costs, externally developed
Capitalized software development costs and licenses
Software development costs and licenses, Current	51,255	65,292
Software development costs and licenses, Non-current	18,777	38,069
Licenses
Capitalized software development costs and licenses
Software development costs and licenses, Current	$ 1,087	$ 1,087