Segment Reporting - Additional Information (Detail)	12 Months Ended
Dec. 31, 2024 Segment Customer	Dec. 31, 2023 Customer	Dec. 31, 2022 Customer
Segment Reporting Information [Line Items]
Number of reportable segments \| Segment	4
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]	srt:ChiefExecutiveOfficerMember
Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description	The Company's Chief Operating Decision Maker ("CODM") Joe Hanna, Chief Executive Officer, and management focus on several key measures to evaluate and assess each segment’s performance including rental, rental related services and sales revenue growth, segment profit, and income before provision for income taxes.
Mobile Modular [Member]
Segment Reporting Information [Line Items]
Percentage of modular units purchased	18.00%	30.00%	30.00%
Customer Concentration Risk [Member] \| Sales [Member]
Segment Reporting Information [Line Items]
Number of major customer \| Customer	0	0	0
Geographic Concentration Risk [Member] \| Sales [Member] \| Foreign Country Customers [Member]
Segment Reporting Information [Line Items]
Revenues from customers	2.00%	3.00%	4.00%
Vendor or Supplier [Member] \| Sales [Member] \| Portable Storage [Member]
Segment Reporting Information [Line Items]
Revenues from customers	0.00%	0.00%	0.00%
Vendor or Supplier [Member] \| Sales [Member] \| Enviroplex [Member]
Segment Reporting Information [Line Items]
Revenues from customers	0.00%	0.00%	0.00%
Vendor or Supplier [Member] \| Sales [Member] \| TRS-RenTelco [Member]
Segment Reporting Information [Line Items]
Revenues from customers	0.00%	0.00%	0.00%

Number of major customer.

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- Definition

Percentage of modular units purchased.

+ References

No definition available.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

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- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

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- Definition

Indicates title and position of individual or name of group identified as chief operating decision maker (CODM) for segment reporting.

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- Definition

Description of how chief operating decision maker (CODM) uses reported segment profit (loss) measure to assess performance and allocate resource.

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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

No definition available.

+ Details

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