ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Mar. 31, 2012
ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES
Software development royalties	$ 64,840	$ 31,689
Income tax payable and deferred tax liability	53,261	38,490
Compensation and benefits	33,564	15,435
Marketing and promotions	21,601	9,771
Licenses	12,268	32,706
Rent and deferred rent obligations	8,456	5,511
Professional fees	7,733	4,387
Deferred consideration for acquisitions	2,498	1,399
Other	24,695	17,380
Accrued expenses and other current liabilities	$ 228,916	$ 156,768