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Consolidated Balance Sheets (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
ASSETS    
Cash and cash equivalents $ 5,943 $ 7,025
Other current assets 269 137
Total current assets 6,212 7,162
Property and equipment, net 66 690
Other assets 224 304
Total assets 6,502 8,156
LIABILITIES AND STOCKHOLDERS' EQUITY    
Accounts payable 260 388
Accrued compensation and employee benefits 111 175
Accrued expenses and other liabilities 350 506
Deferred rent, current portion 33 121
Total current liabilities 754 1,190
Deferred rent, net of current portion 16 195
Total liabilities 770 1,385
Commitments and contingencies      
Stockholders' equity:    
Common stock, $0.001 par value; 100 million shares authorized at December 31, 2011 and December 31, 2010; 12,182,999 and 8,834,535 shares issued and outstanding at December 31, 2011 and December 31, 2010, respectively 12 9
Additional paid-in capital 69,394 65,072
Deficit accumulated during the development stage (63,674) (58,310)
Total stockholders' equity 5,732 6,771
Total liabilities and stockholders' equity $ 6,502 $ 8,156