Major Customers and Foreign Sales - Schedule of Revenues by Geographic Region (Details) - Net Revenues - Geographic Concentration Risk	3 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Revenue, Major Customer [Line Items]
Concentration risk, percentage	100.00%	100.00%
United States
Revenue, Major Customer [Line Items]
Concentration risk, percentage	29.00%	27.00%
Canada
Revenue, Major Customer [Line Items]
Concentration risk, percentage	2.00%	1.00%
Mexico
Revenue, Major Customer [Line Items]
Concentration risk, percentage	2.00%	1.00%
Other Americas
Revenue, Major Customer [Line Items]
Concentration risk, percentage	2.00%	1.00%
Total Americas
Revenue, Major Customer [Line Items]
Concentration risk, percentage	35.00%	30.00%
China
Revenue, Major Customer [Line Items]
Concentration risk, percentage	29.00%	12.00%
Malaysia
Revenue, Major Customer [Line Items]
Concentration risk, percentage	7.00%	4.00%
Taiwan
Revenue, Major Customer [Line Items]
Concentration risk, percentage	10.00%	30.00%
Other Asia
Revenue, Major Customer [Line Items]
Concentration risk, percentage	11.00%	5.00%
Total Asia
Revenue, Major Customer [Line Items]
Concentration risk, percentage	57.00%	51.00%
Germany
Revenue, Major Customer [Line Items]
Concentration risk, percentage	1.00%	2.00%
Hungary
Revenue, Major Customer [Line Items]
Concentration risk, percentage		7.00%
Czech Republic
Revenue, Major Customer [Line Items]
Concentration risk, percentage	1.00%	1.00%
Other Europe
Revenue, Major Customer [Line Items]
Concentration risk, percentage	6.00%	9.00%
Total Europe
Revenue, Major Customer [Line Items]
Concentration risk, percentage	8.00%	19.00%