Accounts Receivable

9 Months Ended

Sep. 30, 2019

Accounts Receivable

Accounts Receivable

4. Accounts Receivable

Accounts receivable consisted of the following:

	September 30, 2019		December 31, 2018
Trade accounts receivable	$	39,927	$	36,428
Unbilled accounts receivable		5,249		7,577
		45,176		44,005
Less allowance for doubtful accounts		(370)		(211)
Accounts receivable, net	$	44,806	$	43,794