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Accounts Receivable, Net
3 Months Ended
Dec. 31, 2021
Accounts Receivable, after Allowance for Credit Loss [Abstract]  
Accounts Receivable, Net Accounts receivable primarily consist of amounts due from customers for power sales.  The table below summarizes the types and amounts of TVA's accounts receivable:
Accounts Receivable, Net
(in millions)
 At December 31, 2021At September 30, 2021
Power receivables$1,310 $1,480 
Other receivables74 86 
Allowance for uncollectible accounts(1)— 
Accounts receivable, net$1,383 $1,566