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Borrowings Information related to Trust Preferred Securites (Details) - Junior Subordinated Debt [Member] $ in Thousands | 9 Months Ended
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Sep. 30, 2023 USD ($)
Capital Trust V Preferred Securites Due 2037 |
Information related to Trust Preferred Securites [Line Items] |
Debt Instrument, Face Amount | $ 50,000
Capital Trust V Preferred Securites Due 2037 | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate |
Information related to Trust Preferred Securites [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 1.48%
Debt Instrument, Interest Rate, Stated Percentage | 7.15%
Central Bancorp Capital Trust I Securities Due in 2034 |
Information related to Trust Preferred Securites [Line Items] |
Debt Instrument, Face Amount | $ 5,100
Central Bancorp Capital Trust I Securities Due in 2034 | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate |
Information related to Trust Preferred Securites [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 2.44%
Debt Instrument, Interest Rate, Stated Percentage | 8.11%
Central Bancorp Capital Trust II Securities Due in 2037 |
Information related to Trust Preferred Securites [Line Items] |
Debt Instrument, Face Amount | $ 5,900
Central Bancorp Capital Trust II Securities Due in 2037 | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate |
Information related to Trust Preferred Securites [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 1.65%
Debt Instrument, Interest Rate, Stated Percentage | 7.32%

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