Equity Incentive Plan - Summary of Company's Outstanding Restricted Common Stock (Detail) $ / shares in Units, $ in Thousands	3 Months Ended
Mar. 31, 2025 USD ($) $ / shares shares
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted	96,692
Expected future remaining compensation expense \| $	$ 1,747
Expected future compensation expense, restricted shares remaining vesting period	3 years 1 month 17 days
Restricted Shares Awarded on March 3, 2021 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted	2,488
Date of Award	Mar. 03, 2021
Expected future remaining compensation expense \| $	$ 35
Expected future compensation expense, restricted shares remaining vesting period	9 months
Restricted Shares Awarded on March 3, 2022 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted	4,598
Date of Award	Mar. 03, 2022
Expected future remaining compensation expense \| $	$ 98
Expected future compensation expense, restricted shares remaining vesting period	1 year 9 months
Restricted Shares Awarded on March 14, 2023 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted	9,761
Date of Award	Mar. 14, 2023
Expected future remaining compensation expense \| $	$ 199
Expected future compensation expense, restricted shares remaining vesting period	2 years 9 months
Restricted Shares Awarded on March 14, 2023 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted	8,817
Date of Award	Mar. 14, 2023
Expected future remaining compensation expense \| $	$ 141
Expected future compensation expense, restricted shares remaining vesting period	9 months
Restricted Shares Awarded on March 12, 2024 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted	20,969
Date of Award	Mar. 12, 2024
Expected future remaining compensation expense \| $	$ 307
Expected future compensation expense, restricted shares remaining vesting period	3 years 9 months
Restricted Shares Awarded on March 12, 2024 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted	9,185
Date of Award	Mar. 12, 2024
Expected future remaining compensation expense \| $	$ 123
Expected future compensation expense, restricted shares remaining vesting period	1 year 9 months
Restricted Shares Awarded on September 9, 2024 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted	1,287
Date of Award	Sep. 09, 2024
Expected future remaining compensation expense \| $	$ 17
Expected future compensation expense, restricted shares remaining vesting period	2 years 6 months
Restricted Shares Awarded on March 11, 2025 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted	21,487
Date of Award	Mar. 11, 2025
Expected future remaining compensation expense \| $	$ 452
Expected future compensation expense, restricted shares remaining vesting period	5 years
Restricted Shares Awarded on March 11, 2025 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted	18,100
Date of Award	Mar. 11, 2025
Expected future remaining compensation expense \| $	$ 375
Expected future compensation expense, restricted shares remaining vesting period	3 years
Restricted Stock [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Nonvested at beginning of period	90,331
Number of Restricted Shares, Granted	39,587
Number of Restricted Shares, Vested	(33,226)
Number of Restricted Shares, Forfeited	0
Number of Restricted Shares, Nonvested at end of period	96,692
Weighted Average Grant Date Fair Value, Nonvested at beginning of period \| $ / shares	$ 19.14
Weighted Average Grant Date Fair Value, Granted \| $ / shares	21.46
Weighted Average Grant Date Fair Value, Vested \| $ / shares	20.31
Weighted Average Grant Date Fair Value, Forfeited \| $ / shares	0
Weighted Average Grant Date Fair Value, Nonvested at end of period \| $ / shares	$ 19.69

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
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-Paragraph 2
-Subparagraph (c)(2)(ii)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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