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Acquisitions - Additional Information (Detail) $ in Thousands |  |  |  | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Apr. 01, 2023 USD ($) | Mar. 01, 2023 USD ($) PortableStorage | Feb. 01, 2023 USD ($) | Sep. 30, 2024 USD ($) | Dec. 31, 2023 USD ($) | Jul. 01, 2023 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |
Combined acquired goodwill |  |  |  | $ 323,224 | $ 323,224 |
Goodwill deductible for tax purpose, period |  |  |  | 15 years |  |
Intangible assets |  |  |  | $ 56,891 | $ 64,588 |
Combined federal and state tax rate |  |  |  | 26.50% |  |
Non-compete Agreements [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Acquired intangible assets, expected useful life |  |  |  | 5 years | 5 years |
Vesta Modular [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Purchase of assets |  |  | $ 437,200 |  |  |
Business acquisition, transaction costs |  |  | 7,700 |  |  |
Purchase price |  |  | 437,210 |  |  |
Combined acquired goodwill |  |  | $ 211,178 |  |  |
Vesta Modular [Member] | Customer Relationships [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Acquired intangible assets, expected useful life |  |  | 11 years |  |  |
Vesta Modular [Member] | Trade Name [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Acquired intangible assets, expected useful life |  |  |  | 9 months |  |
Brekke Storage [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business acquisition, transaction costs |  | $ 200 |  |  |  |
Purchase price |  | $ 16,382 |  |  |  |
Increased number of portable storage | PortableStorage |  | 2,700 |  |  |  |
Combined acquired goodwill |  | $ 4,083 |  |  |  |
Brekke Storage [Member] | Customer Relationships [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Acquired intangible assets, expected useful life |  | 8 years |  |  |  |
Vesta Modular, Brekke Storage and Dixie Storage [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Combined acquired goodwill |  |  |  | $ 216,800 |  |
Dixie Storage [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business acquisition, transaction costs | $ 100 |  |  |  |  |
Purchase price | 4,751 |  |  |  |  |
Purchase price including acquisition costs | 4,900 |  |  |  |  |
Combined acquired goodwill | $ 1,555 |  |  |  |  |
Dixie Storage [Member] | Customer Relationships [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Acquired intangible assets, expected useful life | 9 years |  |  |  |  |
Inland Leasing [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Purchase price |  |  |  |  |  | $ 3,800
Rental equipment |  |  |  |  |  | 3,000
Intangible assets |  |  |  |  |  | $ 700

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