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Post-employment Benefits (Tables)
12 Months Ended
Sep. 30, 2020
Postemployment Benefits [Abstract]  
Schedule of Changes in Accumulated Postemployment Benefit Obligations [Table Text Block]
The post-employment benefit accrual activity for the years ended September 30, 2020 and 2019 was as follows:
SeveranceOtherTotal
Balance accrued as of September 30, 2018$372 $$381 
Post-employment benefit charges1,637 90 1,727 
Cash paid(1,159)(28)(1,187)
Other non-cash adjustments(1)
(129)(39)(168)
Balance accrued as of September 30, 2019$721 $32 $753 
   Post-employment benefit charges2,223 57 2,280 
   Cash paid(2,210)(51)(2,261)
   Other non-cash adjustments(1)
131 (29)102 
Balance accrued as of September 30, 2020$865 $$874 
(1) Primarily relates to the reclassification of benefits between severance and other benefits.