MARKET SECTORS AND MAJOR CUSTOMERS (Tables)

6 Months Ended

Mar. 31, 2017

Risks and Uncertainties [Abstract]

Schedules of Concentration of Risk, by Risk Factor

A summary of sales, according to the market sector within which IEC’s customers operate, follows:

	Three Months Ended		Six Months Ended
% of Sales by Sector	March 31, 2017	April 1, 2016	March 31, 2017	April 1, 2016
Aerospace & Defense	44%	34%	47%	37%
Medical	32%	50%	30%	46%
Industrial	21%	14%	20%	15%
Communications & Other	3%	2%	3%	2%
	100%	100%	100%	100%