5. INCOME TAXES (Details 3) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Mar. 31, 2012
Income Taxes Details 3
Gross unrecognized income tax benefits at the beginning of the year	$ 21,814	$ 18,900
Changes based on tax positions related to current year		2,914
Increases for tax positions related to prior years
Gross unrecognized income tax benefits at the end of the year	$ 21,814	$ 21,814