Financial Instruments (Tables)

9 Months Ended

Mar. 26, 2016

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Available-for-sale investments [Table Text Block]

Fair values were as follows:

	March 26, 2016								June 27, 2015
	Amortized Cost		Gross Unrealized Gain		Gross Unrealized Loss		Estimated Fair Value		Amortized Cost		Gross Unrealized Gain		Gross Unrealized Loss		Estimated Fair Value
	(in thousands)
Available-for-sale investments
U.S. Treasury bills	$	149,960	$	116	$	—	$	150,076	$	75,022	$	132	$	—	$	75,154
Total available-for-sale investments	$	149,960	$	116	$	—	$	150,076	$	75,022	$	132	$	—	$	75,154

Schedule of long-term debt [Table Text Block]

The following table summarizes the Company’s long-term debt:

	March 26, 2016		June 27, 2015
	(in thousands)
2.5% fixed rate notes due November 2018	$	500,000	$	500,000
3.375% fixed rate notes due March 2023	500,000		500,000
Notes denominated in Euro
Term fixed rate notes (2.0%) due on September 30, 2015	—		1,024
Total	1,000,000		1,001,024
Less: Current portion (included in “Accrued expenses”)	—		(1,024		)
Total long-term debt	$	1,000,000	$	1,000,000