Costs and Estimated Earnings in Excess of Billings

Costs and estimated earnings in excess of billings (“CIEB”) includes revenue for services performed under contracts using the units-of-delivery method of accounting and the cost-to-cost measure of the percentage of completion method of accounting. Amounts consisted of the following (dollars in thousands):



	January 27, 2018			July 29, 2017			July 30, 2016
Costs incurred on contracts in progress	$	333,775		$	327,312		$	307,826
Estimated to date earnings	72,720			92,781			92,226
Total costs and estimated earnings	406,495			420,093			400,052
Less: billings to date	(43,503		)	(40,091		)	(42,637		)
	$	362,992		$	380,002		$	357,415
Included in the accompanying consolidated balance sheets under the captions:
Costs and estimated earnings in excess of billings	$	369,472		$	389,286		$	376,972
Billings in excess of costs and estimated earnings	(6,480		)	(9,284		)	(19,557		)
	$	362,992		$	380,002		$	357,415

As of January 27, 2018, the Company expects that substantially all of its CIEB will be billed to customers and collected in the normal course of business within the next twelve months. There were no material CIEB amounts representing claims or other similar items subject to uncertainty as of January 27, 2018, July 29, 2017, or July 30, 2016.