CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2018	Apr. 01, 2017	Mar. 31, 2018	Apr. 01, 2017
Income Statement [Abstract]
Revenues	$ 127,293	$ 162,182	$ 422,226	$ 451,588
Cost of revenues	83,729	95,394	264,130	277,680
Gross profit	43,564	66,788	158,096	173,908
Operating expenses:
Research and development	16,412	14,479	48,205	41,344
Selling, general and administrative	16,002	14,736	47,760	42,883
Amortization of other intangible assets	154	150	460	635
Restructuring, acquisition and related (income) expense, net	3,084	(301)	3,084	92
(Gain) loss on sale of property and equipment	(19)	(16)	172	(127)
Total operating expenses	35,633	29,048	99,681	84,827
Operating income	7,931	37,740	58,415	89,081
Other income (expense):
Interest income (expense), net	253	175	810	(13,613)
Gain (loss) on foreign currency transactions, net	2,107	687	4,195	(3,155)
Other income (expense), net	906	233	2,416	583
Total other income (expense)	3,266	1,095	7,421	(16,185)
Income before income taxes	11,197	38,835	65,836	72,896
Income tax provision	390	621	9,803	1,064
Net income	$ 10,807	$ 38,214	$ 56,033	$ 71,832
Net income per share:
Basic (in USD per share)	$ 0.06	$ 0.23	$ 0.33	$ 0.46
Diluted (in USD per share)	$ 0.06	$ 0.22	$ 0.33	$ 0.44
Shares used in computing net income per share:
Basic (in shares)	169,602	166,808	168,910	155,037
Diluted (in shares)	171,261	169,841	171,338	163,237