Goodwill and Intangible Assets, Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 24, 2017	Jun. 25, 2016	Jun. 27, 2015
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Original Cost	$ 578,519	$ 546,919
Accumulated Amortization	487,652	431,979
Net	90,867	114,940
IPR&D	0	31,600
Gross Intangible Assets	578,519	578,519
Total purchased intangible assets	90,867	146,540
Amortization expense of intangible assets, cost of goods sold	46,484	55,031	$ 74,366
Intangible asset amortization	9,189	12,205	16,077
Amortization	55,673	67,236	90,443
Future amortization expense [Abstract]
2017	48,146
2018	19,861
2019	9,942
2020	8,154
2021	2,563
Thereafter	2,201
Net	90,867	114,940
Research and Development in Process	0	27,602	$ 8,900
Intellectual property [Member]
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Original Cost	451,885	420,285
Accumulated Amortization	377,806	331,321
Net	74,079	88,964
Future amortization expense [Abstract]
Net	74,079	88,964
Customer relationships [Member]
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Original Cost	115,634	115,634
Accumulated Amortization	99,812	92,744
Net	15,822	22,890
Future amortization expense [Abstract]
Net	15,822	22,890
Trade Names [Member]
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Original Cost	8,500	8,500
Accumulated Amortization	8,086	6,486
Net	414	2,014
Future amortization expense [Abstract]
Net	414	$ 2,014
Minimum [Member] | Intellectual property [Member]
Finite and Indefinite Lived Intangible Assets [Line Items]
Definite lived intangible assets, useful life, minimum		1 year
Minimum [Member] | Customer relationships [Member]
Finite and Indefinite Lived Intangible Assets [Line Items]
Definite lived intangible assets, useful life, minimum		3 years
Maximum [Member] | Intellectual property [Member]
Finite and Indefinite Lived Intangible Assets [Line Items]
Definite lived intangible assets, useful life, minimum		10 years
Maximum [Member] | Customer relationships [Member]
Finite and Indefinite Lived Intangible Assets [Line Items]
Definite lived intangible assets, useful life, minimum		10 years
In Process Research and Development [Member]
Intangible Assets, Net (Excluding Goodwill) [Abstract]
IPR&D	0	$ 31,600
Trade Names [Member] | Minimum [Member]
Finite and Indefinite Lived Intangible Assets [Line Items]
Definite lived intangible assets, useful life, minimum		1 year
Trade Names [Member] | Maximum [Member]
Finite and Indefinite Lived Intangible Assets [Line Items]
Definite lived intangible assets, useful life, minimum		4 years
Patents [Member]
Finite and Indefinite Lived Intangible Assets [Line Items]
Definite lived intangible assets, useful life, minimum		5 years
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Original Cost	2,500	$ 2,500
Accumulated Amortization	1,948	1,428
Net	552	1,072
Future amortization expense [Abstract]
Net	552	$ 1,072
Energy Metering Business [Member]
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Accumulated Amortization	$ 20,300