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Note 4 - Revenue Recognition (Tables)
9 Months Ended
Jun. 30, 2022
Notes Tables  
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]
  

Customer

deposits

  

Deferred

revenue

  

Total

contract

liabilities

 

Balance as of September 30, 2021

 $8,701  $1,428  $10,129 

New performance obligations

  9,701   1,383   11,084 

Recognition of revenue as a result of satisfying performance obligations

  (11,499)  (1,461)  (12,960)

Effect of exchange rate on deferred revenue

  -   (10)  (10)

Balance as of June 30, 2022

 $6,903  $1,340  $8,243 

Less: non-current portion

  -   (262)  (262)

Current portion as of June 30, 2022

 $6,903  $1,078  $7,981