Contractual Maturities of Investments Held (Detail) $ in Thousands	Jul. 03, 2016 USD ($)
Schedule of Available-for-sale Securities
Due within one year, cost	$ 441,840
Due after 1 year through 5 years, cost	218,350
Due after 5 years through 10 years, cost	4,699
Due after 10 years, cost	38,742
Total, cost	703,631
Due within one year, fair value	442,154
Due after 1 year through 5 years, fair value	218,769
Due after 5 years through 10 years, fair value	4,962
Due after 10 years, fair value	42,140
Total, fair value	$ 708,025