v3.22.2.2
CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Current assets:    
Cash and cash equivalents $ 78,285 $ 93,328
Restricted cash   2,049
Short-term equity securities 443 774
Trade and other receivables, net 16 209
Prepaid expenses and other current assets 997 613
Total current assets 79,741 96,973
Property and equipment, net 8 13
Operating lease right-of-use assets 73 200
Long-term royalty and commercial payment receivables 66,049 69,075
Other assets - long term 260 301
Total assets 146,131 166,562
Current liabilities:    
Accounts payable 985 1,072
Accrued and other liabilities 1,208 525
Income taxes payable   91
Contingent consideration under RPAs and CPPAs 75 8,075
Operating lease liabilities 85 195
Unearned revenue recognized under units-of-revenue method 1,704 1,641
Preferred stock dividend accrual 1,368 1,368
Total current liabilities 5,425 12,967
Unearned revenue recognized under units-of-revenue method - long-term 10,381 11,685
Long-term operating lease liabilities   34
Total liabilities 15,806 24,686
Commitments and Contingencies (Note 9)
Stockholders' equity:    
Common stock, $0.0075 par value, 277,333,332 shares authorized, 11,450,823 and 11,315,263 shares issued and outstanding at September 30, 2022 and December 31, 2021, respectively 86 85
Additional paid-in capital 1,306,606 1,307,030
Accumulated deficit (1,176,416) (1,165,288)
Total stockholders' equity 130,325 141,876
Total liabilities and stockholders' equity 146,131 166,562
8.625% Series A Cumulative, Perpetual Preferred Stock    
Stockholders' equity:    
Preferred Stock 49 49
8.375% Series B Cumulative, Perpetual Preferred Stock    
Stockholders' equity:    
Preferred Stock
Convertible preferred stock    
Stockholders' equity:    
Preferred Stock

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