Cash, Cash Equivalents and Short-Term Investments (Detail) - USD ($) $ in Thousands	Mar. 27, 2020	Jun. 28, 2019	Mar. 29, 2019
Cash, cash equivalents and marketable securities [Line Items]
Cash and cash equivalents and Marketable securities, Carrying Cost	$ 458,466	$ 436,930
Marketable securities, Unrealized Gain/(Loss)	(706)	402
Cash and cash equivalents	224,138	180,839	$ 166,407
Marketable securities	192,668	200,913
Other Investments	40,954	55,580
Certificates of deposit and time deposits
Cash, cash equivalents and marketable securities [Line Items]
Marketable securities, Carrying cost	20,000	35,028
Other Investments	20,000	35,028
Cash
Cash, cash equivalents and marketable securities [Line Items]
Carrying Cost	202,610	178,019
Cash and cash equivalents	202,610	178,019
Cash Equivalents
Cash, cash equivalents and marketable securities [Line Items]
Carrying Cost	21,528	2,820
Cash and cash equivalents	21,528	2,820
Liquidity funds
Cash, cash equivalents and marketable securities [Line Items]
Carrying Cost	20,954	20,552
Other Investments	20,954	20,552
Corporate debt securities
Cash, cash equivalents and marketable securities [Line Items]
Marketable securities, Carrying cost	132,877	130,959
Marketable securities, Unrealized Gain/(Loss)	(1,439)	297
Marketable securities	131,438	131,256
U.S. agency and U.S. Treasury securities
Cash, cash equivalents and marketable securities [Line Items]
Marketable securities, Carrying cost	60,497	69,552
Marketable securities, Unrealized Gain/(Loss)	733	105
Marketable securities	$ 61,230	$ 69,657