XML 45 R35.htm IDEA: XBRL DOCUMENT v3.22.0.1
Note 2 - Revenue - Customer Accounts Receivable (Details) - USD ($)
3 Months Ended
Dec. 31, 2021
Sep. 30, 2021
Trade accounts receivable $ 11,846,579 $ 4,949,900
Unbilled revenue [1] 3,476,497 1,191,227
Customer credit balances 1,387,836 1,539,680
Customer deposits 1,611,093 1,571,342
Increase (decrease) in Unbilled revenue [1] 2,285,270  
Increase (decrease) in Customer credit balances (151,844)  
Increase (decrease) in Customer deposits 39,751  
Trade Accounts Receivable [Member]    
Trade accounts receivable [1] 8,237,566 $ 3,722,916
Increase (decrease) in Trade accounts receivable [1] $ 4,514,650  
[1] Included in accounts receivable in the condensed consolidated balance sheet. Amounts shown net of reserve for bad debts.