Contract Receivables, net (Tables)

12 Months Ended

Jul. 31, 2017

Contract Receivables, net [Abstract]

Contract receivables, net are summarized in the following table.

	Balance at July 31,
	2017			2016
	(in thousands)
Contract Receivables:
Billed	$	16,033		$	20,415
Unbilled		21,199			20,696
		37,232			41,111
Allowance for doubtful accounts and contract adjustments		(2,125	)		(6,792	)
Contract receivables, net	$	35,107		$	34,319

Contract Receivables and Allowance for Doubtful Accounts and Contract Adjustments by Geographical Areas

Significant concentrations of contract receivables and the allowance for doubtful accounts and contract adjustments are summarized in the following table.

	Balance at July 31, 2017				Balance at July 31, 2016
Region	Contract Receivables		Allowance for Doubtful Accounts and Contract Adjustments		Contract Receivables		Allowance for Doubtful Accounts and Contract Adjustments
	(in thousands)

EEI and its subsidiaries located in the U.S.	$	25,528	$	797	$	29,027	$	5,809
Subsidiaries located in South America		11,704		1,328		11,659		983
Other foreign subsidiaries		---		---		425		---
Totals	$	37,232	$	2,125	$	41,111	$	6,792

Allowance for Doubtful Accounts and Contract Adjustments

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

	Fiscal Year Ended July 31,
	2017			2016			2015
	(in thousands)

Balance at beginning of period	$	6,792		$	6,817		$	7,371
Net increase (decrease) due to adjustments in the allowance for:
Contract adjustments (1)		(4,941	)		(577	)		(263	)
Doubtful accounts (2)		274			552			(291	)
Balance at end of period	$	2,125		$	6,792		$	6,817

(1)

Increases (decreases) to the allowance for contract adjustments on the consolidated balance sheets are recorded as (decreases) increases to revenue on the consolidated statements of operations. During fiscal year 2017, the Company reversed $4.9 million of allowance related to a specific project in the Middle East, for which a corresponding $4.9 million contract receivable balance was also written off during the period.

(2)

Increases (decreases) to the allowance for doubtful accounts on the consolidated balance sheets are recorded as increases (decreases) to administrative and other indirect operating expenses on the consolidated statements of operations.