Goodwill and Intangible Assets (Tables)

9 Months Ended

Apr. 26, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

The Company's intangible assets consist of the following:

	April 26, 2014		July 27, 2013
	(Dollars in thousands)
Gross amount:
Customer relationships	$	165,094	$	164,497
Contract backlog	15,285		15,285
Trade names	8,200		8,200
UtiliQuest trade name	4,700		4,700
Non-compete agreements	400		400
	193,679		193,082
Accumulated amortization:
Customer relationships	65,795		56,219
Contract backlog	12,883		9,433
Trade names	3,038		2,071
Non-compete agreements	144		84
Net Intangible Assets	$	111,819	$	125,275

Future Amortization Expense

Estimated total amortization expense for the remainder of fiscal 2014 and each of the five succeeding fiscal years is as follows:

Period	Amount
	(Dollars in thousands)
Three months ending July 26, 2014	$4,128
2015	$15,167
2016	$14,446
2017	$12,998
2018	$10,837
2019	$8,465
Thereafter	$41,078