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v3.25.4

Summary of Significant Accounting Policies - Warranties (Details) | 12 Months Ended
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Dec. 31, 2025
Minimum |
Product Warranty Liability [Line Items] |
Product warranty period against materials and manufacturing defects | 1 year
Maximum |
Product Warranty Liability [Line Items] |
Product warranty period against materials and manufacturing defects | 5 years

X
- Definition Product warranty period. + References No definition available. + Details
Name: | aca_ProductWarrantyPeriod
Namespace Prefix: | aca_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition 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. + References No definition available. + Details
Name: | us-gaap_ProductWarrantyLiabilityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |