SEGMENT REPORTING - Geographic Information of Property, Plant and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Mar. 31, 2019	Dec. 31, 2018	Sep. 28, 2018	Jun. 29, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 29, 2017	Jun. 30, 2017	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2017
Segment reporting information
Net sales	$ 6,226,124	$ 6,922,827	$ 6,662,604	$ 6,398,956	$ 6,410,887	$ 6,751,552	$ 6,270,420	$ 6,008,272	$ 26,210,511	$ 25,441,131	$ 23,862,934
Property and equipment, net	2,336,213				2,239,506				2,336,213	2,239,506
Singapore
Segment reporting information
Net sales									642,700	686,900	$ 595,300
Property and equipment, net	12,300				12,600				12,300	12,600
Asia
Segment reporting information
Property and equipment, net	903,288				747,314				903,288	747,314
Americas
Segment reporting information
Property and equipment, net	1,003,708				1,012,188				1,003,708	1,012,188
Europe
Segment reporting information
Property and equipment, net	$ 429,217				$ 480,004				$ 429,217	$ 480,004
Long Lived Assets | Asia
Segment reporting information
Concentration risk percentage									39.00%	33.00%
Long Lived Assets | Americas
Segment reporting information
Concentration risk percentage									43.00%	45.00%
Long Lived Assets | Europe
Segment reporting information
Concentration risk percentage									18.00%	22.00%