Accounts Receivable, Net (Tables)

9 Months Ended

Sep. 30, 2019

Receivables [Abstract]

Schedule of Accounts Receivable

Accounts receivable consists of the following (in thousands):

	September 30, 2019			December 31, 2018
Trade accounts receivable	$	178,457		$	124,609
Costs in excess of billings	24,951			22,634
Total accounts receivables	203,408			147,243
Less allowance for doubtful accounts	(7,074		)	(6,960		)
Accounts receivable	$	196,334		$	140,283