Credit Losses (Tables)

3 Months Ended

Dec. 31, 2020

Receivables [Abstract]

Summary of Change in Allowance for Credit Losses

The change in the allowance for credit losses for the three months ended December 31, 2020 is as follows (dollars in thousands):

	Allowance for Credit Losses
Balance as of September 30, 2020	$	(1,394	)
Current period recovery for expected credit losses		483
Write-offs charged against the allowance for expected credit losses		(73	)
Foreign exchange impact on ending balance		18
Balance as of December 31, 2020	$	(966	)