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Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Operating activities    
Net income (loss) $ (1,590) $ 5,029
Less: gain from discontinued operations 3,670 3
Income (loss) from continuing operations (5,260) 5,026
Adjustments to reconcile net income (loss) to net cash used in operating activities, including effects of business acquired:    
Non-cash change in estimated fair value of contingent liabilities (1,191) 1,317
Accretion of deferred gain on sale leaseback    (1,277)
Depreciation and amortization 1,978 2,099
Non-cash lease costs    (135)
Stock-based compensation 3,116 2,646
Deferred income taxes 446 (13,905)
Write-off in-process research and development    2,282
Other 348 201
Changes in operating assets and liabilities, net of acquisition:    
Accounts receivable 3,953 476
Inventory (798) 455
Other current assets 329 4,545
Other long term assets 322 566
Accounts payable and accrued liabilities (3,009) (7,110)
Other liabilities 15 (4,129)
Deferred revenue (1,710) (1,246)
Net cash used in operating activities of continuing operations (1,461) (8,189)
Net cash used in operating activities of discontinued operations (550)   
Net cash used in operating activities (2,011) (8,189)
Investing activities    
Acquisition of CyDex, net of cash acquired    (32,024)
Payments to CVR holders (8,049)   
Purchases of property, equipment and building (633) (116)
Proceeds from sale of property, and equipment and building 17   
Purchases of short-term investments    (10,000)
Proceeds from sale of short-term investments 10,000 19,346
Other, net    (59)
Net cash provided by (used in) investing activities 1,335 (22,853)
Financing activities    
Proceeds from issuance of debt 7,500 30,000
Repayment of debt (10,000)   
Proceeds from issuance of common stock, net 3,181 2
Share repurchases    (55)
Net cash provided by financing activities 681 29,947
Net increase in cash and cash equivalents 5 (1,095)
Cash and cash equivalents at beginning of period 7,041 3,346
Cash and cash equivalents at end of period 7,046 2,251
Supplemental Disclosure of cash flow information    
Interest paid 1,854 1,749
Taxes paid $ 15 $ 27