Description of Business - Additional Information (Details) - USD ($) $ in Thousands |
1 Months Ended | ||||||||||
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Sep. 22, 2017 |
Aug. 24, 2017 |
Sep. 30, 2015 |
Aug. 31, 2017 |
Sep. 30, 2017 |
Dec. 31, 2016 |
[1] | Sep. 30, 2016 |
Dec. 31, 2015 |
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Description Of Business [Line Items] | |||||||||||
Accumulated deficit | $ 1,177,740 | $ 1,193,613 | |||||||||
Working capital | 34,900 | ||||||||||
Carrying value of the loan | 14,300 | ||||||||||
Cash and cash equivalents | $ 47,747 | $ 25,742 | $ 20,618 | $ 65,767 | |||||||
Secured Note Amendment [Member] | |||||||||||
Description Of Business [Line Items] | |||||||||||
Maturity date | Sep. 30, 2020 | ||||||||||
Secured Note Amendment [Member] | XOMA-052 License Agreement [Member] | |||||||||||
Description Of Business [Line Items] | |||||||||||
Maturity date | Sep. 30, 2022 | Sep. 30, 2020 | |||||||||
Novartis Pharma AG [Member] | |||||||||||
Description Of Business [Line Items] | |||||||||||
Cash proceeds received | $ 25,700 | ||||||||||
Cash proceeds from sale of shares | $ 5,000 | ||||||||||
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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Cash received from collaborators during the current period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The cumulative amount of the reporting entity's undistributed earnings or deficit. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Cash received on stock transaction after deduction of issuance costs. No definition available.
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- Definition Description of business. No definition available.
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- Definition An entity's working capital is the difference between current assets minus current liabilities. If current liabilities exceed current assets there is a deficit in working capital. No definition available.
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