Allowance for Credit Losses

3 Months Ended

Mar. 31, 2020

Credit Loss [Abstract]

Allowance for Credit Losses

4. Allowance for Credit Losses  

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

	Three Months Ended March 31,
	2020			2019
Balance at the beginning of period	$	2,021		$	1,200
Provision for expected credit losses		217			132
Write-offs charged against the allowance		(195	)		(1	)
Balance at the end of period	$	2,043		$	1,331