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Summary of Significant Accounting Policies - Property and Equipment Estimated Useful Lives (Details)	12 Months Ended
	Dec. 31, 2021
Buildings and improvements | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	5 years
Buildings and improvements | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	40 years
Service equipment | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	5 years
Service equipment | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	15 years
Furniture, office equipment, signs and fixtures | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful life	3 years
Furniture, office equipment, signs and fixtures | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful life	10 years

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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.

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No definition available.

+ Details

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- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

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- Details

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