Restricted Cash - Summary (Details) - USD ($) $ in Thousands |
1 Months Ended | |||||||
|---|---|---|---|---|---|---|---|---|
Apr. 30, 2018 |
Dec. 31, 2018 |
Aug. 31, 2018 |
Dec. 31, 2017 |
Sep. 30, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
Mar. 31, 2015 |
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| Restricted Cash | ||||||||
| Restricted cash | $ 900 | $ 500 | $ 500 | $ 500 | $ 500 | |||
| Restricted cash, current portion | 638 | 193 | ||||||
| Restricted cash, long-term | 290 | 290 | $ 483 | $ 483 | ||||
| Manufacturing Agreement, August 2018 | ||||||||
| Restricted Cash | ||||||||
| Letter of credit outstanding | $ 600 | |||||||
| Operating Lease, March 2015 | ||||||||
| Restricted Cash | ||||||||
| Restricted cash | $ 500 | |||||||
| Restricted cash, long-term | $ 300 | |||||||
| Refund received from landlord of security deposit on lease | $ 200 | |||||||
| Letter of credit outstanding | $ 500 |
| X | ||||||||||
- Definition The refund received from landlord of security deposit on lease. No definition available.
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| X | ||||||||||
- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. No definition available.
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| X | ||||||||||
- Definition Amount of cash and cash equivalents restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, 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. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, 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. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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| X | ||||||||||
- Definition Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as noncurrent. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, 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. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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