CREDIT FACILITIES - Long-term Debt Maturities (Details) - USD ($) $ in Thousands		9 Months Ended
		Jun. 28, 2019	Sep. 30, 2018
Debt Instrument [Line Items]
2019		$ 1,371
2020	[1]	1,371
2021		25,513
Total debt, net		$ 28,255	$ 17,740
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Maturity date		May 05, 2022

[1] Includes Revolver balance of $24.0 million at June 28, 2019. As more fully described in Note 14—Subsequent Events, effective as of July 8, 2019, the Company and M&T Bank entered into the Ninth Amendment to Fifth Amended and Restated Credit Facility Agreement (the “Ninth Amendment”), that amended the Credit Facility, as amended.