CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 30, 2018	Mar. 31, 2017	Mar. 30, 2018	Mar. 31, 2017
Revenues	$ 332,213	$ 366,837	$ 1,026,598	$ 1,050,036
Cost of revenues	(295,280)	(322,791)	(912,167)	(923,336)
Gross profit	36,933	44,046	114,431	126,700
Selling, general and administrative expenses	(12,418)	(17,086)	(41,253)	(50,569)
Expenses related to reduction in workforce			(1,776)
Operating income	24,515	26,960	71,402	76,131
Interest income	1,149	713	2,554	1,470
Interest expense	(820)	(641)	(2,499)	(2,517)
Foreign exchange loss, net	(2,428)	(3,702)	(5,710)	(100)
Other income	91	108	438	397
Income before income taxes	22,507	23,438	66,185	75,381
Income tax expense	(1,454)	(1,782)	(4,786)	(5,667)
Net income	21,053	21,656	61,399	69,714
Other comprehensive income (loss), net of tax:
Change in net unrealized (loss) gain on marketable securities	(616)	49	(1,048)	(491)
Change in net unrealized loss on derivative instruments			(1)	(158)
Change in foreign currency translation adjustment	789	227	1,358	(935)
Total other comprehensive income (loss), net of tax	173	276	309	(1,584)
Net comprehensive income	$ 21,226	$ 21,932	$ 61,708	$ 68,130
Earnings per share
Basic	$ 0.56	$ 0.58	$ 1.64	$ 1.89
Diluted	$ 0.55	$ 0.57	$ 1.61	$ 1.85
Weighted-average number of ordinary shares outstanding (thousands of shares)
Basic	37,275	37,116	37,400	36,792
Diluted	38,055	37,872	38,125	37,750