XML 42 R2.htm IDEA: XBRL DOCUMENT v2.4.0.8
Condensed Consolidated Balance Sheets (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2013
Dec. 31, 2012
Current assets:    
Cash and cash equivalents $ 28,193 $ 14,776
Short-term investments 26,152 16,615
Prepaid expenses and other current assets 917 574
Total current assets 55,262 31,965
Property and equipment, net 890 756
Other assets 88 93
Total assets 56,240 32,814
Current liabilities:    
Accounts payable 216 875
Accrued expenses 1,596 1,211
Total current liabilities 1,812 2,086
Other non-current liabilities 15 7
Total liabilities 1,827 2,093
Stockholder's equity:    
Preferred stock, $0.001 par value; 5,000,000 shares authorized; no shares issued and outstanding      
Common stock, $0.001 par value per share; 100,000,000 shares authorized; 18,203,156 and 14,268,068 shares issued at June 30, 2013 and December 31, 2012, respectively; 16,887,037 and 12,622,919 shares outstanding at June 30, 2013 and December 31, 2012, respectively 17 13
Additional paid-in capital 81,709 46,848
Accumulated other comprehensive loss (26) (6)
Deficit accumulated during the development stage (27,287) (16,134)
Total stockholders' equity 54,413 30,721
Total liabilities and stockholders' equity $ 56,240 $ 32,814