CREDIT FACILITIES - Summary of Borrowings (Details) - USD ($) $ in Thousands	3 Months Ended
Dec. 27, 2019	Sep. 30, 2019
Total debt, gross	$ 27,803	$ 30,281
Long-term Debt, Gross	28,052	30,550
Unamortized Debt Issuance Expense	(249)	(269)
Less: current portion	(1,371)	(1,371)
Long-term debt	$ 26,432	$ 28,910
Revolving Credit Facility [Member]
Maturity Date	May 05, 2022
Term Loan B [Member]
Fixed/Variable Rate	Variable Interest Rate
Maturity Date	May 05, 2022
Interest Rate	4.2085%	4.59%
Equipment Line Advances [Member]
Fixed/Variable Rate	Variable Interest Rate
Equipment Line Advances Term Note [Member]
Fixed/Variable Rate	Variable Interest Rate
Interest Rate	4.3125%	4.56%
Equipment Line Advances Term Note [Member]
Total debt, gross	$ 997	$ 1,125
Term Loan B [Member]
Total debt, gross	$ 2,565	$ 2,779
Revolving Credit Facility [Member]
Fixed/Variable Rate	Variable Interest Rate
Maturity Date	May 05, 2022
Interest Rate	4.0625%	4.31%
Total debt, gross	$ 24,490	$ 26,646

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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