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Accounts Receivable
6 Months Ended
Dec. 31, 2021
Receivables [Abstract]  
Accounts Receivable Accounts Receivable, Net
 
Our accounts receivable, net of the related allowance for doubtful accounts, were as follows as of December 31, 2021 and June 30, 2021:
 December 31,
2021
June 30,
2021
 (Dollars in Thousands)
Accounts receivable, gross$42,369 $61,273 
Allowance for doubtful accounts(6,673)(8,771)
Accounts receivable, net$35,696 $52,502 

As of December 31, 2021, we had no customer receivable balance that individually represented 10% or more of our net accounts receivable. As of June 30, 2021, we had no customer receivable balance that individually represented 10% or more of our net accounts receivable.