Contingencies Contingencies (Details) - DimOnOff Inc. $ in Thousands	12 Months Ended
Sep. 30, 2021 USD ($)
Loss Contingencies [Line Items]
Loss Contingency, Damages Sought	1.0 million
Loss Contingency, Damages Paid, Value	$ 0

Describes the form and magnitude of the award the plaintiff seeks in the legal matter, which may include an unspecified amount of money.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration