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CONDENSED CONSOLIDATED BALANCE SHEETS (USD $)
In Thousands, unless otherwise specified
Jan. 31, 2014
Apr. 30, 2013
Current assets:    
Cash and cash equivalents $ 5,812 $ 9,561
Accounts receivable, net 3,123 500
Prepaid expenses and other current assets 281 315
Total current assets 9,216 10,376
Restricted cash 165 192
Property and equipment, net 421 414
Goodwill 669 669
Total assets 10,471 11,651
Current liabilities:    
Accounts payable 937 1,204
Accrued liabilities 705 611
Deferred revenue 2,095 1,114
Total current liabilities 3,737 2,929
Warrant liability 2,248 1,046
Total liabilities 5,985 3,975
Commitments and contingencies      
Redeemable common stock; $0.001 par value; nil and 31,133,333 contingently puttable common shares outstanding as of January 31, 2014 and April 30, 2013 respectively 0 16,882
Stockholders' equity (deficit):    
Common stock, $.001 par value; 125,000,000 shares authorized, including redeemable common stock, 70,103,336 and 38,955,003 shares issued and 66,867,100 and 35,718,767 shares outstanding as of January 31, 2014 and April 30, 2013, respectively 70 39
Treasury stock, at cost, 3,236,236 common shares as of January 31, 2014 and April 30, 2013 (1,252) (1,252)
Additional paid-in capital 42,409 23,580
Accumulated deficit (36,617) (31,473)
Accumulated other comprehensive loss (124) (100)
Total stockholders' equity (deficit) 4,486 (9,206)
Total liabilities, redeemable common stock and stockholders' equity (deficit) $ 10,471 $ 11,651