Development Awards and Deferred Revenue (Tables) |
12 Months Ended | ||||||||||||||||||||||||||||||
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Dec. 31, 2018 | |||||||||||||||||||||||||||||||
| Development Awards And Deferred Revenue | |||||||||||||||||||||||||||||||
| Schedule of Roll Forward Deferred Revenue |
A roll forward of deferred revenue for the year ended December 31, 2018 is presented below:
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- References No definition available.
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| X | ||||||||||
- Definition Tabular disclosure of contract balances and changes in contract balances. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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