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Restrictions of Dividends & Inter-company Borrowings - Additional Information (Detail) $ in Millions | 12 Months Ended
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Dec. 31, 2022 USD ($)
Class of Stock [Line Items] |
Dividends may be paid without prior regulatory approval | $ 42.9
Perpetual Federal Savings Bank [Member] |
Class of Stock [Line Items] |
Dividend approved by federal reserve for the acquisition | $ 40.0

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- Definition Dividends may be paid without prior regulatory approval. + References No definition available. + Details
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Balance Type: | credit
Period Type: | duration

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- Definition Amount of dividends that can be declared or paid with approval of regulatory agency. + References No definition available. + Details
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- Details
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Namespace Prefix: |
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Period Type: |