Intangible Assets and Goodwill (Tables)

12 Months Ended

Apr. 27, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The following table shows the roll-forward of goodwill in the financial statements resulting from our acquisition activities for fiscal 2011 and 2013. There was no goodwill activity during fiscal 2012.

	Interconnect		Power Products			Total
Balance as of May 1, 2010	$	11,146	$	950		$	12,096
Attibutable to 2011 acquisitions	—		4,326			4,326
Balance as of April 30, 2011	$	11,146	$	5,276		$	16,422
No activity	—		—			—
Balance as of April 28, 2012	$	11,146	$	5,276		$	16,422
Impairment	—		(4,326		)	(4,326		)
Attibutable to 2013 acquisitions	794		—			794
Foreign currency translation	17		—			17
Balance as of April 27, 2013	$	11,957	$	950		$	12,907

Schedule Of Finite-Lived And Indefinite-Lived Intangible Assets

The following tables present details of our remaining identifiable intangible assets:

	As of April 27, 2013
	Gross		Accumulated Amortization		Net		Wtd. Avg. Remaining Amortization Periods (Years)
Customer relationships and agreements	$	16,579	$	14,213	$	2,366	10.9
Trade names, patents and technology licenses	25,774		11,779		13,995		10.4
Covenants not to compete	119		14		105		4.4
Total	$	42,472	$	26,006	$	16,466

	As of April 28, 2012
	Gross		Accumulated Amortization		Net		Wtd. Avg. Remaining Amortization Periods (Years)
Customer relationships and agreements	$	14,995	$	13,720	$	1,275	11.7
Trade names, patents and technology licenses	25,774		10,429		15,345		11.8
Covenants not to compete	480		480		—		—
Total	$	41,249	$	24,629	$	16,620

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

The estimated aggregate amortization expense for each of the five succeeding fiscal years is as follows:

2014	$1,764
2015	1,719
2016	1,537
2017	1,473
2018	1,377