ACCOUNTS RECEIVABLE, NET (Tables)

12 Months Ended

Dec. 31, 2021

Receivables [Abstract]

Schedule of accounts receivable, net

Accounts receivable, net consists of the following as of December 31:

(in thousands)	2021		2020
Billed	$	17,907	$	19,703
Unbilled	5,398		8,291
	23,305		27,994
Less: Allowance for credit losses	(5,297)		(5,581)
Total	$	18,008	$	22,413

Changes in allowance for expected credit losses consist of the following:

			Additions
(in thousands)	Balance at Beginning of Period		Charged to Expenses		Deductions Note (1)		Balance at End of Period
Allowance for expected credit losses:
Year ended December 31, 2021	$	5,581	$	1,354	$	1,638	$	5,297
Year ended December 31, 2020	4,472		2,229		1,120		5,581

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(1)    Amounts written off as uncollectible or transferred to other accounts or utilized.