Revenue and Contract Receivables, net (Tables)

3 Months Ended

Oct. 27, 2018

Contract receivables, net are summarized in the following table.

	October 27, 2018				July 31, 2018
	(in thousands)
Contract Receivables:
Billed		$	12,068			$	12,905
Unbilled			15,973				13,994
Total contract receivables			28,041				26,899
Allowance for doubtful accounts			(1,300	)			(1,284	)
Contract receivables, net		$	26,741			$	25,615

Activity within the allowance for doubtful accounts is summarized in the following table.

	Three Months Ended
	October 27, 2018			October 28, 2017 (Restated)
	(in thousands)

Balance at beginning of period	$	1,284		$	2,044
Provision for doubtful accounts during the period		27			33
Write-offs and recoveries of allowance recorded in prior periods		(11	)		(44	)
Balance at end of period	$	1,300		$	2,033

Contract receivables and the allowance for doubtful accounts are summarized in the following table.

	October 27, 2018					July 31, 2018
	Total Billed and Unbilled Contract Receivables			Allowance for Doubtful Accounts		Total Billed and Unbilled Contract Receivables		Allowance for Doubtful Accounts
	(in thousands)

U.S. operations		$	22,915	$	581	$	21,580	$	569
South American operations			5,126		719		5,319		715
Totals		$	28,041	$	1,300	$	26,899	$	1,284

The following table provides a summary of the Company’s gross revenue, disaggregated by operating segment and contract type.

	Three Months Ended
	October 27, 2018		October 28, 2017 (Restated)
Gross revenue from time and materials contracts:
U.S. operations	$	9,257	$	9,951
South American operations		---		---
Total	$	9,267	$	9,951

Gross revenue from fixed price contracts:
U.S. operations	$	3,612	$	4,330
South American operations		3,741		5,270
Total	$	7,353	$	9,600

Gross revenue from cost-plus contracts:
U.S. operations	$	5,142	$	6,554
South American operations		---		---
Total	$	5,142	$	6,554

Gross revenue from all contracts:
U.S. operations	$	18,011	$	20,835
South American operations		3,741		5,270
Consolidated gross revenue	$	21,752	$	26,105