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Document and Entity Information	12 Months Ended
	Dec. 31, 2024
Document and Entity Information [Abstract]
Entity Central Index Key	0000842517
Amendment Flag	false
Document Fiscal Year Focus	2024
Document Fiscal Period Focus	FY
Auditor Firm ID	263
Auditor Name	Rehmann Robson LLCRehmann Robson LLC
Auditor Location	Saginaw, Michigan

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form 10-K
-Number 249
-Section 310

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form 20-F
-Number 249
-Section 220
-Subsection f

Reference 3: http://www.xbrl.org/2003/role/presentationRef
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-Name Form 40-F
-Number 249
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
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-Publisher SEC
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-Number 249
-Section 220
-Subsection f

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-Publisher SEC
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-Publisher SEC
-Name Form 20-F
-Number 249
-Section 220
-Subsection f

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-Publisher SEC
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-Number 249
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
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-Number 240
-Section 12
-Subsection b-2

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