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Summary of significant accounting policies - Intangible Assets Useful Life (Details)	Dec. 31, 2024
Trade Names
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible asset, useful life	7 years
Architectural Designs | Minimum
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible asset, useful life	3 years
Architectural Designs | Maximum
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible asset, useful life	7 years
Noncompete Agreements
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible asset, useful life	2 years

X

- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- 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

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 350
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