Allowance for Credit Losses (Tables)

9 Months Ended

Sep. 30, 2020

Credit Loss [Abstract]

Summary of Activity in Allowance for Credit Losses

The summary of activity in the allowance for credit losses is as follows (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Balance at the beginning of period	$	2,079	$	1,381	$	2,021	$	1,200
Provision for expected credit losses	279		217		542		583
Write-offs charged against the allowance	(94)		(221)		(299)		(406)
Balance at the end of period	$	2,264	$	1,377	$	2,264	$	1,377