Segment Disclosures - Summary of Total Assets by Segment (Parenthetical) (Detail) - USD ($) |
Dec. 31, 2025 |
Oct. 01, 2025 |
[1] | Dec. 31, 2024 |
Dec. 31, 2020 |
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| Segment Reporting Asset Reconciling Item [Line Items] | |||||||
| Goodwill | $ 69,974,000 | $ 53,643,000 | |||||
| Argus Professional Storage Management LLC | |||||||
| Segment Reporting Asset Reconciling Item [Line Items] | |||||||
| Goodwill gross | 16,300,000 | ||||||
| Goodwill | 17,700,000 | $ 16,330,000 | |||||
| Net intangible asset | 7,700,000 | ||||||
| Self Storage | |||||||
| Segment Reporting Asset Reconciling Item [Line Items] | |||||||
| Goodwill | 52,200,000 | 52,200,000 | |||||
| Accumulated impairment charges to goodwill | 0 | 0 | |||||
| Managed Platform | |||||||
| Segment Reporting Asset Reconciling Item [Line Items] | |||||||
| Goodwill | $ 1,400,000 | $ 1,400,000 | |||||
| Accumulated impairment charges to goodwill | $ 24,700,000 | ||||||
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- Definition Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount, before accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized. Includes amount, before amortization expense and impairment loss, of goodwill for private company. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of accumulated impairment loss for asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after impairment and amortization, of goodwill, indefinite-lived, and finite-lived intangible assets. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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. No definition available.
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