Equity and Regulatory Matters - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended	7 Months Ended
Mar. 31, 2023	Mar. 31, 2023	Aug. 26, 2022	Jul. 29, 2022
Text Block [Abstract]
Consolidated assets	$ 3,000,000	$ 3,000,000
Percentage of repurchase of outstanding shares			5.00%	5.00%
Shares authorized to repurchase			319,766
Shares repurchased	12,903	309,821
Purchase price of repurchased shares	$ (129)	$ 3,300

Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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-Section S99
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
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Balance Type:	debit
Period Type:	duration