REVENUE RECOGNITION (Tables)

12 Months Ended

Sep. 30, 2020

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The table below shows net sales from contracts with customers by market sector. See additional information regarding market sectors in Note 10—Market Sectors and Major Customers.

	Years Ended
	September 30, 2020						September 30, 2019
	Point in Time		Over Time		Net Sales		Point in Time		Over Time		Net Sales
(in thousands)
Aerospace & Defense	$	56,454	$	53,174	$	109,628	$	42,625	$	51,564	$	94,189
Medical	15,826		31,680		47,506		18,115		16,421		34,536
Industrial	20,877		4,703		25,580		19,597		8,659		28,256
	$	93,157	$	89,557	$	182,714	$	80,337	$	76,644	$	156,981

Schedule of Customer Material Deposits

The changes in customer deposits from the Company's custom manufacturing services are as follows:

	Years Ended
Customer Deposits	September 30, 2020		September 30, 2019
(in thousands)
Beginning balance	$	13,229	$	7,595
Recognition of deferred revenue	(17,807)		(10,799)
Deferral of revenue	24,361		16,433
Ending balance	$	19,783	$	13,229