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Basis of Presentation and Significant Accounting Policies (Tables) | 6 Months Ended
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Mar. 31, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Research and Development Expense | The table below shows gross research and development expenses and grants earned, in thousands:
| Three Months Ended March 31, |  | Six Months Ended March 31,
| 2019 |  | 2018 |  | 2019 |  | 2018
Research, development and engineering | $ | 713 |  |  | $ | 778 |  |  | $ | 1,579 |  |  | $ | 1,453 |
Grants earned | — |  |  | — |  |  | — |  |  | — |
Net research, development and engineering | $ | 713 |  |  | $ | 778 |  |  | $ | 1,579 |  |  | $ | 1,453 |
Effect of Adoption of New Accounting Pronouncement | The following table summarizes the effects related to the adoption of ASU 2016-18 for the six months ended March 31, 2018:
| March 31, 2018
| As reported |  | As adjusted
Net cash used in operating activities | $ | (1,805 | ) |  | $ | (17,515 | )
Effect of Exchange Rate Changes on Cash, Cash Equivalents and Restricted Cash | $ | 640 |  |  | $ | 1,372 |
Net Decrease in Cash, Cash Equivalents and Restricted Cash | $ | (626 | ) |  | $ | (15,604 | )
Cash, Cash Equivalents and Restricted Cash, Beginning of Period | $ | 51,121 |  |  | $ | 75,761 |
Cash, Cash Equivalents and Restricted Cash, End of Period | $ | 50,495 |  |  | $ | 60,157 |

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