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SEGMENT INFORMATION (Capital expenditures, depreciation and amortization expense by segment) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 02, 2022	Apr. 03, 2021	Apr. 02, 2022	Apr. 03, 2021
Segment Reporting, Other Significant Reconciling Item [Line Items]
Capital expenditures	$ 3,384	$ 5,121	$ 6,260	$ 8,808
Depreciation and amortization expense:
Depreciation expense	4,073	3,245	8,129	6,434
Amortization expense	1,151	1,355	2,434	3,313
Capital Equipment
Segment Reporting, Other Significant Reconciling Item [Line Items]
Capital expenditures	2,467	3,456	4,433	5,595
Depreciation and amortization expense:
Depreciation expense	2,256	1,619	4,539	3,182
Amortization expense	921	855	1,933	1,906
APS
Segment Reporting, Other Significant Reconciling Item [Line Items]
Capital expenditures	917	1,665	1,827	3,213
Depreciation and amortization expense:
Depreciation expense	1,817	1,626	3,590	3,252
Amortization expense	$ 230	$ 500	$ 501	$ 1,407

X

- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
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X

- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

+ References

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- Definition

Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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