INCOME TAXES (Details 2) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Mar. 31, 2012
Current deferred tax assets:
Sales returns and allowances (including bad debt)	$ 7,823	$ 7,017
Inventory reserves	1,054	815
Deferred rent	4,017	1,843
Deferred revenue	6,790	2,339
Other	17,763	14,920
Total current deferred tax assets	37,447	26,934
Less: Valuation allowance	(20,858)	(15,921)
Net current deferred tax assets	16,589	11,013
Noncurrent deferred tax assets:
Equity compensation	2,598	2,574
Domestic net operating loss carryforward	142,385	166,887
Foreign tax credit carryforward	8,724	7,680
Foreign net operating loss carryforwards	29,682	22,898
Total noncurrent deferred tax assets	183,389	200,039
Less: Valuation allowance	(112,054)	(118,247)
Net noncurrent deferred tax assets	71,335	81,792
Current deferred tax liabilities:
Capitalized software and depreciation	(65,808)	(46,886)
Total current deferred tax liabilities	(65,808)	(46,886)
Net current deferred tax liability	(49,219)	(35,873)
Noncurrent deferred tax liabilities:
Convertible debt	(19,471)	(26,380)
Intangible amortization	(2,703)	(1,867)
Capitalized software and depreciation	(3,940)	(22,511)
Total noncurrent deferred tax liabilities	(26,114)	(50,758)
Net noncurrent deferred tax assets	$ 45,221	$ 31,034