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Development, Commercialization and Supply Agreements (Tables) | 6 Months Ended
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Jun. 30, 2019
Organization Consolidation And Presentation Of Financial Statements [Abstract] |
Changes in Balances of Contract Assets and Liabilities and Revenues Recognized | The following table presents changes in the balances of the Company’s contract assets and liabilities during the six months ended June 30, 2019 and 2018:
In thousands |  | Balance at Beginning of Period |  |  | Additions |  |  | Deductions |  |  | Balance at End of Period |
Six months ended June 30, 2019: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contract assets |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Contract liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred revenue |  | $ | 20,710 |  |  | $ | — |  |  | $ | (973 | ) |  | $ | 19,737 |
Six months ended June 30, 2018: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contract assets |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Contract liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred revenue |  | $ | 19,054 |  |  | $ | — |  |  | $ | (248 | ) |  | $ | 18,806 |
During the six months ended June 30, 2019 and 2018 date, the Company recognized the following revenues as a result of changes in the contract asset and contract liability balances in the respective periods:
In thousands |  |  | Six Months Ended June 30, |
Revenue recognized in the period from: |  |  | 2019 |  |  |  | 2018 |
Amounts included in contract liability at the beginning of the period |  | $ | 973 |  |  | $ | 248 |
Performance obligations satisfied in previous periods |  | $ |  | — |  |  | $ |  | — |

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- Definition Tabular disclosure of contract balances and changes in contract balances. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130551-203045 + Details
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- References No definition available. + Details
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