Accounts Receivable

3 Months Ended

Mar. 31, 2023

Accounts, Notes, Loans and Financing Receivable, Gross, Allowance, and Net [Abstract]

Accounts Receivable

Accounts Receivable

Net accounts receivable consisted of the following as of March 31, 2023 and December 31, 2022 (in thousands):

 

	March 31, 2023		December 31, 2022
Trade accounts receivable	$	516,398	$	490,162
Unbilled accounts receivable	194,976		194,961
Gross accounts receivable	711,374		685,123
Allowances for current expected credit losses and other reserves	(5,557)		(5,917)
Accounts receivable, net	$	705,817	$	679,206

A summary of activity in the accounts receivable allowance for current expected credit losses and other reserves for the three months ended March 31, 2023 and 2022 was as follows (in thousands):

	March 31, 2023		March 31, 2022
Beginning balance	$	5,917	$	1,397
Charges to income from operations	1,397		1,951
Collections from customers previously reserved and other	(1,757)		(69)
Ending balance	$	5,557	$	3,279

Charges to income from operations primarily represents charges to provision for doubtful accounts for increases in the allowance for current expected credit losses.