Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE (Details)

v2.4.0.6
FAIR VALUE (Details) (Fair Value, Inputs, Level 1 [Member], USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Mar. 31, 2012
Fair Value, Inputs, Level 1 [Member]
   
Money market funds $ 20,332 $ 37,776