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Consolidated Balance Sheets (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Current assets:    
Cash and cash equivalents $ 11,433 $ 6,891
Restricted cash 101 0
Prepaid expenses 276 150
Total current assets 11,810 7,041
Equipment and furnishings, net of accumulated depreciation and amortization of $657 and $491 in 2011 and 2010, respectively 393 419
In-process research & development 12,864 0
Goodwill 5,898 0
Deposits 3 16
Total assets 30,968 7,476
Current liabilities:    
Accounts payable 2,155 724
Accrued expense and other current liabilities 2,168 1,113
Convertible notes payable 500 0
Deferred revenue 816 0
Current maturities of capital lease obligations 35 51
Fair value of warrants potentially settleable in cash 3,746 3,138
Current contingent purchase price consideration 1,782 0
Total current liabilities 11,202 5,026
Capital lease obligations, net of current maturities 32 20
Deferred tax liability, non-current 5,053 0
Contingent purchase price consideration, net of current portion 4,569 0
Total liabilities 20,856 5,046
Commitments and contingencies (Note 9)      
Stockholders' equity:    
Preferred stock, $0.0001 par value; 5,000,000 shares authorized; no shares issued and outstanding      
Common stock, $0.0001 par value; 125,000,000 shares authorized and 47,811,453 shares issued and 47,136,453 shares outstanding at December 31, 2011; and 50,000,000 shares authorized and 19,047,759 shares issued and 18,372,759 outstanding at December 31, 2010, respectively 5 2
Additional paid-in capital 81,184 62,020
Deficit accumulated during the developmental stage (67,228) (55,743)
Less treasury shares at cost, 675,000 shares (3,849) (3,849)
Total stockholders' equity 10,112 2,430
Total liabilities and stockholders' equity $ 30,968 $ 7,476