Treasury Stock - Additional Information (Detail) - USD ($)	3 Months Ended	9 Months Ended
Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Oct. 31, 2016
Equity [Abstract]
Share repurchase program, new limit amount	$ 12,800,000		$ 12,800,000		$ 25,000,000.0
Purchase of treasury stock, Shares	139,559	0	261,151	0
Purchase of treasury stock	$ 6,535,000		$ 12,236,000
Shares purchased, average price	$ 46.83		$ 46.85

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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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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-Section S99
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-URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

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Balance Type:	debit
Period Type:	duration