GEOGRAPHIC INFORMATION, PRODUCT GROUPS AND CUSTOMER CONCENTRATION INFORMATION - Revenues by Geographic Area (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2018	Apr. 01, 2017	Mar. 31, 2018	Apr. 01, 2017
Geographic Information [Line Items]
Revenues	$ 127,293	$ 162,182	$ 422,226	$ 451,588
Asia-Pacific:
Geographic Information [Line Items]
Revenues	61,885	92,933	197,619	287,799
China
Geographic Information [Line Items]
Revenues	40,281	57,882	133,146	180,551
Thailand
Geographic Information [Line Items]
Revenues	15,559	24,722	45,572	78,852
Malaysia
Geographic Information [Line Items]
Revenues	692	4,000	4,112	15,703
Other Asia-Pacific
Geographic Information [Line Items]
Revenues	5,353	6,329	14,789	12,693
Americas:
Geographic Information [Line Items]
Revenues	33,937	45,877	150,740	103,191
United States
Geographic Information [Line Items]
Revenues	9,604	22,832	66,807	54,574
Mexico
Geographic Information [Line Items]
Revenues	22,399	8,930	73,530	26,290
Other Americas
Geographic Information [Line Items]
Revenues	1,934	14,115	10,403	22,327
EMEA:
Geographic Information [Line Items]
Revenues	29,720	19,529	68,476	53,276
Italy
Geographic Information [Line Items]
Revenues	12,466	7,577	31,703	23,601
Germany
Geographic Information [Line Items]
Revenues	7,790	5,116	15,181	11,493
Other EMEA
Geographic Information [Line Items]
Revenues	9,464	6,836	21,592	18,182
Japan
Geographic Information [Line Items]
Revenues	$ 1,751	$ 3,843	$ 5,391	$ 7,322