Equity Incentive Plan - Summary of Company's Outstanding Restricted Common Stock (Detail) $ / shares in Units, $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026 USD ($) $ / shares shares	Jun. 30, 2026 USD ($) $ / shares shares
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted		79,006
Expected future remaining compensation expense \| $	$ 1,468	$ 1,468
Expected future compensation expense, restricted shares remaining vesting period		2 years 10 months 28 days
Restricted Shares Awarded on March 3, 2022 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted		1,467
Date of Award		Mar. 03, 2022
Expected future remaining compensation expense \| $	18	$ 18
Expected future compensation expense, restricted shares remaining vesting period		6 months
Restricted Shares Awarded on March 14, 2023 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted		4,373
Date of Award		Mar. 14, 2023
Expected future remaining compensation expense \| $	74	$ 74
Expected future compensation expense, restricted shares remaining vesting period		1 year 6 months
Restricted Shares Awarded on March 12, 2024 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted		10,931
Date of Award		Mar. 12, 2024
Expected future remaining compensation expense \| $	144	$ 144
Expected future compensation expense, restricted shares remaining vesting period		2 years 6 months
Restricted Shares Awarded on March 12, 2024 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted		2,586
Date of Award		Mar. 12, 2024
Expected future remaining compensation expense \| $	18	$ 18
Expected future compensation expense, restricted shares remaining vesting period		6 months
Restricted Shares Awarded on September 9, 2024 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted		858
Date of Award		Sep. 09, 2024
Expected future remaining compensation expense \| $	8	$ 8
Expected future compensation expense, restricted shares remaining vesting period		1 year 3 months
Restricted Shares Awarded on March 11, 2025 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted		13,002
Date of Award		Mar. 11, 2025
Expected future remaining compensation expense \| $	241	$ 241
Expected future compensation expense, restricted shares remaining vesting period		3 years 6 months
Restricted Shares Awarded on March 11, 2025 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted		7,269
Date of Award		Mar. 11, 2025
Expected future remaining compensation expense \| $	115	$ 115
Expected future compensation expense, restricted shares remaining vesting period		1 year 6 months
Restricted Shares Awarded on March 13, 2026 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted		15,317
Date of Award		Mar. 13, 2026
Expected future remaining compensation expense \| $	350	$ 350
Expected future compensation expense, restricted shares remaining vesting period		4 years 9 months
Restricted Shares Awarded on March 13, 2026 [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Granted		23,203
Date of Award		Mar. 13, 2026
Expected future remaining compensation expense \| $	$ 500	$ 500
Expected future compensation expense, restricted shares remaining vesting period		2 years 9 months
Restricted Stock [Member]
Schedule Of Nonvested Stock Option Activity [Line Items]
Number of Restricted Shares, Nonvested at beginning of period	79,006	90,155
Number of Restricted Shares, Granted	0	51,378
Number of Restricted Shares, Vested	0	(62,527)
Number of Restricted Shares, Forfeited	0	0
Number of Restricted Shares, Nonvested at end of period	79,006	79,006
Weighted Average Grant Date Fair Value, Nonvested at beginning of period \| $ / shares	$ 22.12	$ 19.72
Weighted Average Grant Date Fair Value, Granted \| $ / shares	0	24.87
Weighted Average Grant Date Fair Value, Vested \| $ / shares	0	20.92
Weighted Average Grant Date Fair Value, Forfeited \| $ / shares	0	0
Weighted Average Grant Date Fair Value, Nonvested at end of period \| $ / shares	$ 22.12	$ 22.12

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
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-Name Accounting Standards Codification
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-Publisher FASB
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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
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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 non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
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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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