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Basis of Presentation and Significant Accounting Policies (Tables)
 6 Months Ended
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