Accounts Receivable

6 Months Ended

Jan. 27, 2018

Receivables [Abstract]

Accounts Receivable

Accounts Receivable

Accounts receivable consisted of the following (dollars in thousands):

	January 27, 2018			July 29, 2017			July 30, 2016
Contract billings	$	300,271		$	348,990		$	297,532
Retainage	19,411			21,645			32,101
Total	319,682			370,635			329,633
Less: allowance for doubtful accounts	(998		)	(835		)	(1,603		)
Accounts receivable, net	$	318,684		$	369,800		$	328,030

The Company grants credit under normal payment terms, generally without collateral, to its customers. The Company expects to collect the outstanding balance of accounts receivable, net (including retainage) within the next twelve months. The Company maintains an allowance for doubtful accounts for estimated losses on uncollected balances. During the 2018 transition period, fiscal 2017, and fiscal 2016, write-offs to the allowance for doubtful accounts, net of recoveries, were not material. There were no material accounts receivable amounts representing claims or other similar items subject to uncertainty as of January 27, 2018, July 29, 2017, or July 30, 2016.

The Company maintains an allowance for doubtful accounts for estimated losses on uncollected balances.