XML 32 R3.htm IDEA: XBRL DOCUMENT v2.4.0.6
CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Oct. 31, 2012
Jan. 31, 2012
Oct. 31, 2011
Accounts receivable, allowance for doubtful accounts $ 1,326 $ 1,614 $ 1,046
Preferred shares, par value $ 0.0001 $ 0.0001 $ 0.0001
Preferred shares, shares authorized 10,000,000 10,000,000 10,000,000
Preferred shares, shares issued 0 0 0
Common shares, par value $ 0.0001 $ 0.0001 $ 0.0001
Common shares, shares authorized 200,000,000 200,000,000 200,000,000
Common shares, shares issued 145,869,067 144,633,007 144,201,664
Common shares, shares outstanding 145,869,067 144,633,007 144,201,664