$NBBK
NB Bancorp, Inc.

2024 Q4 Form 10-Q Financial Statement

#000155837024015066 Filed on November 08, 2024

View on sec.gov

Income Statement

Concept 2024 Q4 2024 Q3
Revenue $76.00M
YoY Change 28.27%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin $20.15M
YoY Change 10.51%
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization $707.0K
YoY Change 4.9%
% of Gross Profit
Operating Expenses $23.64M
YoY Change 10.95%
Operating Profit
YoY Change
Interest Expense -$34.68M
YoY Change -232.8%
% of Operating Profit
Other Income/Expense, Net -$812.0K
YoY Change -33.17%
Pretax Income $15.38M
YoY Change 32.94%
Income Tax $6.997M
% Of Pretax Income 45.49%
Net Earnings $8.383M
YoY Change -0.99%
Net Earnings / Revenue 11.03%
Basic Earnings Per Share $0.21
Diluted Earnings Per Share $0.21
COMMON SHARES
Basic Shares Outstanding 42.71M 42.71M
Diluted Shares Outstanding 39.29M

Balance Sheet

Concept 2024 Q4 2024 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments $148.2M
YoY Change 44.64%
Cash & Equivalents $317.0M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets $166.9M
YoY Change 41.05%
LONG-TERM ASSETS
Property, Plant & Equipment $34.80M
YoY Change -3.23%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments $395.7M
YoY Change 48.69%
Other Assets $17.47M
YoY Change 118.62%
Total Long-Term Assets $4.836B
YoY Change 17.56%
TOTAL ASSETS
Total Short-Term Assets $166.9M
Total Long-Term Assets $4.836B
Total Assets $5.003B
YoY Change 18.21%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses $91.56M
YoY Change 14.67%
Deferred Revenue
YoY Change
Short-Term Debt $4.043B
YoY Change 17.64%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities $4.134B
YoY Change 17.57%
LONG-TERM LIABILITIES
Long-Term Debt $116.3M
YoY Change -66.34%
Other Long-Term Liabilities $4.401M
YoY Change 11.33%
Total Long-Term Liabilities $120.7M
YoY Change -65.46%
TOTAL LIABILITIES
Total Short-Term Liabilities $4.134B
Total Long-Term Liabilities $120.7M
Total Liabilities $4.255B
YoY Change 10.06%
SHAREHOLDERS EQUITY
Retained Earnings $382.6M
YoY Change 0.73%
Common Stock $427.0K
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity $747.4M
YoY Change
Total Liabilities & Shareholders Equity $5.003B
YoY Change 18.21%

Cashflow Statement

Concept 2024 Q4 2024 Q3
OPERATING ACTIVITIES
Net Income $8.383M
YoY Change -0.99%
Depreciation, Depletion And Amortization $707.0K
YoY Change 4.9%
Cash From Operating Activities $9.617M
YoY Change -41.36%
INVESTING ACTIVITIES
Capital Expenditures $219.0K
YoY Change -66.62%
Acquisitions
YoY Change
Other Investing Activities -$202.1M
YoY Change 13.13%
Cash From Investing Activities -$202.3M
YoY Change 12.84%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities 180.8M
YoY Change -1.31%
NET CHANGE
Cash From Operating Activities 9.617M
Cash From Investing Activities -202.3M
Cash From Financing Activities 180.8M
Net Change In Cash -11.89M
YoY Change -158.55%
FREE CASH FLOW
Cash From Operating Activities $9.617M
Capital Expenditures $219.0K
Free Cash Flow $9.398M
YoY Change -40.31%

Facts In Submission

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us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
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us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
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CY2024Q3 us-gaap Income Tax Expense Benefit
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NetIncomeLoss
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us-gaap Net Income Loss
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us-gaap Net Income Loss
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us-gaap Weighted Average Number Of Shares Outstanding Basic
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us-gaap Weighted Average Number Of Diluted Shares Outstanding
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EarningsPerShareBasic
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us-gaap Net Income Loss
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us-gaap Net Income Loss
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CY2023Q3 us-gaap Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent
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us-gaap Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent
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us-gaap Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent
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CY2023Q3 us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent
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OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
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us-gaap Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
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us-gaap Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
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CY2024Q3 us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
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CY2023Q3 us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
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us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
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us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
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CY2023Q2 us-gaap Stockholders Equity
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CY2023Q3 us-gaap Net Income Loss
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CY2023Q3 us-gaap Stockholders Equity
StockholdersEquity
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CY2024Q2 us-gaap Stockholders Equity
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CY2024Q3 us-gaap Net Income Loss
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CY2024Q3 us-gaap Employee Stock Ownership Plan Esop Shares Contributed To Esop
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CY2024Q3 us-gaap Amortization Of Esop Award
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CY2024Q3 us-gaap Stockholders Equity
StockholdersEquity
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CY2022Q4 us-gaap Stockholders Equity
StockholdersEquity
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us-gaap Net Income Loss
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us-gaap Adjustments To Additional Paid In Capital Stock Issued Issuance Costs
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nbbk Shares Purchase By Employee Stock Ownership Plan Shares
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nbbk Shares Purchase By Employee Stock Ownership Plan Value
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us-gaap Employee Stock Ownership Plan Esop Shares Contributed To Esop
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nbbk Loss On Sale Of Available For Sale Securities Net
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us-gaap Amortization Of Intangible Assets
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us-gaap Amortization Of Intangible Assets
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us-gaap Provision For Loan Lease And Other Losses
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us-gaap Provision For Loan Lease And Other Losses
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nbbk Fair Value Adjustments Of Loan Hedged Including Amortization
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nbbk Fair Value Adjustments Of Loan Hedged Including Amortization
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us-gaap Amortization Of Deferred Loan Origination Fees Net
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us-gaap Payments For Origination Of Mortgage Loans Held For Sale
PaymentsForOriginationOfMortgageLoansHeldForSale
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us-gaap Payments For Origination Of Mortgage Loans Held For Sale
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us-gaap Proceeds From Sale Of Mortgage Loans Held For Sale
ProceedsFromSaleOfMortgageLoansHeldForSale
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us-gaap Proceeds From Sale Of Mortgage Loans Held For Sale
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us-gaap Life Insurance Corporate Or Bank Owned Change In Value
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us-gaap Income Tax Credits And Adjustments
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us-gaap Employee Stock Ownership Plan Esop Compensation Expense
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us-gaap Increase Decrease In Prepaid Deferred Expense And Other Assets
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us-gaap Increase Decrease In Prepaid Deferred Expense And Other Assets
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us-gaap Increase Decrease In Accrued Liabilities And Other Operating Liabilities
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us-gaap Increase Decrease In Accrued Liabilities And Other Operating Liabilities
IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities
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nbbk Increase Decrease In Accrued Retirement Liabilities
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us-gaap Net Cash Provided By Used In Operating Activities
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22772000
us-gaap Net Cash Provided By Used In Operating Activities
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nbbk Proceeds From Loan Originations Net Of Repayments
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us-gaap Payments To Acquire Available For Sale Securities Debt
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us-gaap Payments To Acquire Available For Sale Securities Debt
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us-gaap Payments For Proceeds From Federal Home Loan Bank Stock
PaymentsForProceedsFromFederalHomeLoanBankStock
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PaymentsForProceedsFromFederalHomeLoanBankStock
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us-gaap Payments For Proceeds From Federal Reserve Bank Stock
PaymentsForProceedsFromFederalReserveBankStock
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us-gaap Payments For Proceeds From Federal Reserve Bank Stock
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us-gaap Proceeds From Recoveries Of Loan Previously Charged Off
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us-gaap Proceeds From Recoveries Of Loan Previously Charged Off
ProceedsFromRecoveriesOfLoanPreviouslyChargedOff
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nbbk Payments For Proceeds From Non Public Investments
PaymentsForProceedsFromNonPublicInvestments
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nbbk Payments For Proceeds From Non Public Investments
PaymentsForProceedsFromNonPublicInvestments
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us-gaap Payments To Acquire Life Insurance Policies
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us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
1380000
us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
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us-gaap Net Cash Provided By Used In Investing Activities
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us-gaap Increase Decrease In Deposits
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us-gaap Origination Of Loans To Employee Stock Ownership Plans
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us-gaap Increase Decrease In Loans From Other Federal Home Loan Banks
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us-gaap Increase Decrease In Loans From Other Federal Home Loan Banks
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us-gaap Net Cash Provided By Used In Financing Activities
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us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
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CY2023Q4 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
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CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
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CY2024Q3 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
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CY2023Q3 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
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us-gaap Transfer Of Portfolio Loans And Leases To Held For Sale1
TransferOfPortfolioLoansAndLeasesToHeldForSale1
9415000
CY2023Q4 nbbk Stock Issued During Period Issued Charity Shares New Issues
StockIssuedDuringPeriodIssuedCharitySharesNewIssues
1708229
CY2023Q4 nbbk Amount Donated To Charitable Foundation
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CY2024Q3 us-gaap Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss
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CY2024Q3 us-gaap Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax
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CY2024Q3 us-gaap Debt Securities Available For Sale Excluding Accrued Interest
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CY2023Q4 us-gaap Debt Securities Available For Sale Excluding Accrued Interest
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CY2024Q3 us-gaap Debt Securities Available For Sale Accrued Interest After Allowance For Credit Loss
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us-gaap Financing Receivable Accrued Interest Writeoff
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CY2024Q3 nbbk Debt Securities Available For Sale Delinquent Amount At End Of Period
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CY2024Q3 us-gaap Financing Receivable Recorded Investment Nonaccrual Status
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37993000
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CY2024Q3 us-gaap Available For Sale Securities Debt Maturities Single Maturity Date Amortized Cost Basis
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166752000
CY2024Q3 us-gaap Available For Sale Securities Debt Maturities Single Maturity Date
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CY2024Q3 us-gaap Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss
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210904000
CY2024Q3 us-gaap Debt Securities Available For Sale Excluding Accrued Interest
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nbbk Available For Sale Securities Sold
AvailableForSaleSecuritiesSold
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CY2024Q3 us-gaap Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months
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CY2024Q3 us-gaap Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss
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CY2024Q3 us-gaap Debt Securities Available For Sale Unrealized Loss Position
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CY2023Q4 us-gaap Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer
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155633000
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CY2023Q4 us-gaap Debt Securities Available For Sale Unrealized Loss Position
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172202000
nbbk Available For Sale Securities In Unrealized Loss Positions Qualitative Disclosure Rate Of Depreciation
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CY2024Q3 nbbk Financing Receivable Excluding Accrued Interest Allowance For Credit Losses Individually Evaluated For Impairment Threshold Amount
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CY2024Q3 nbbk Financing Receivable Excluding Accrued Interest Allowance For Credit Losses Individually Evaluated For Impairment Threshold Amount
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nbbk Financing Receivable Non Accrual Loans Percentage Excluded From Individually Evaluated Loans
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CY2023Q4 us-gaap Financing Receivable Allowance For Credit Loss Excluding Accrued Interest
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32222000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss
FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss
4211469000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss
FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss
3857057000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Nonaccrual
FinancingReceivableExcludingAccruedInterestNonaccrual
16012000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss Fee And Loan In Process
FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess
4254789000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Nonaccrual
FinancingReceivableExcludingAccruedInterestNonaccrual
10798000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss Fee And Loan In Process
FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess
3894209000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Nonaccrual No Allowance
FinancingReceivableExcludingAccruedInterestNonaccrualNoAllowance
11897000
CY2024Q3 nbbk Financing Receivable Excluding Accrued Interest Nonaccrual With Related Allowance
FinancingReceivableExcludingAccruedInterestNonaccrualWithRelatedAllowance
4115000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Nonaccrual
FinancingReceivableExcludingAccruedInterestNonaccrual
16012000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Nonaccrual No Allowance
FinancingReceivableExcludingAccruedInterestNonaccrualNoAllowance
7036000
CY2023Q4 nbbk Financing Receivable Excluding Accrued Interest Nonaccrual With Related Allowance
FinancingReceivableExcludingAccruedInterestNonaccrualWithRelatedAllowance
3762000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Nonaccrual
FinancingReceivableExcludingAccruedInterestNonaccrual
10798000
nbbk Reversal Amount Of Interest Income For Loans On Non Accrual
ReversalAmountOfInterestIncomeForLoansOnNonAccrual
232000
CY2024Q3 nbbk Reversal Amount Of Interest Income For Loans On Non Accrual
ReversalAmountOfInterestIncomeForLoansOnNonAccrual
232000
nbbk Reversal Amount Of Interest Income For Loans On Non Accrual
ReversalAmountOfInterestIncomeForLoansOnNonAccrual
0
CY2023Q3 nbbk Reversal Amount Of Interest Income For Loans On Non Accrual
ReversalAmountOfInterestIncomeForLoansOnNonAccrual
0
nbbk Financing Receivable Non Accrual Loans Percentage Excluded From Individually Evaluated Loans
FinancingReceivableNonAccrualLoansPercentageExcludedFromIndividuallyEvaluatedLoans
0.60
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year
FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear
374119000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year
FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear
896794000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year
FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear
1059147000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year
FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear
499997000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year
FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear
280291000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year
FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear
585173000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Revolving
FinancingReceivableExcludingAccruedInterestRevolving
559268000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss Fee And Loan In Process
FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess
4254789000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year Writeoff
FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff
58000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year Writeoff
FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff
660000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year Writeoff
FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff
429000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year Writeoff
FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff
69000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year Writeoff
FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff
4089000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff
FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff
5305000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year
FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear
793754000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year
FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear
1171429000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year
FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear
565913000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year
FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear
291478000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year
FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear
251400000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year
FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear
390106000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Revolving
FinancingReceivableExcludingAccruedInterestRevolving
430129000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss Fee And Loan In Process
FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess
3894209000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year Writeoff
FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYearWriteoff
42000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year Writeoff
FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff
572000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year Writeoff
FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff
585000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year Writeoff
FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff
228000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year Writeoff
FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff
72000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year Writeoff
FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff
18000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Revolving Writeoff
FinancingReceivableExcludingAccruedInterestRevolvingWriteoff
1000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff
FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff
1518000
CY2024Q1 us-gaap Financing Receivable Allowance For Credit Loss Excluding Accrued Interest
FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest
37857000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal
FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal
4997000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff
FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff
5305000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery
FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery
56000
CY2024Q3 us-gaap Financing Receivable Allowance For Credit Loss Excluding Accrued Interest
FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest
37605000
CY2023Q4 us-gaap Financing Receivable Allowance For Credit Loss Excluding Accrued Interest
FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest
32222000
us-gaap Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal
FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal
13316000
us-gaap Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff
FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff
8191000
us-gaap Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery
FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery
258000
CY2024Q3 us-gaap Financing Receivable Allowance For Credit Loss Excluding Accrued Interest
FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest
37605000
CY2023Q2 us-gaap Financing Receivable Allowance For Credit Loss Excluding Accrued Interest
FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest
31473000
CY2023Q3 us-gaap Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal
FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal
1965000
CY2023Q3 us-gaap Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff
FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff
1757000
CY2023Q3 us-gaap Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery
FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery
208000
CY2023Q3 us-gaap Financing Receivable Allowance For Credit Loss Excluding Accrued Interest
FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest
31889000
CY2022Q4 us-gaap Financing Receivable Allowance For Credit Loss Excluding Accrued Interest
FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest
25028000
us-gaap Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal
FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal
7994000
us-gaap Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff
FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff
3026000
us-gaap Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery
FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery
734000
CY2023Q3 us-gaap Financing Receivable Allowance For Credit Loss Excluding Accrued Interest
FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest
31889000
CY2024Q3 nbbk Financing Receivable Excluding Accrued Interest Collateral Dependent Loan Amount
FinancingReceivableExcludingAccruedInterestCollateralDependentLoanAmount
15210000
CY2023Q4 nbbk Financing Receivable Excluding Accrued Interest Collateral Dependent Loan Amount
FinancingReceivableExcludingAccruedInterestCollateralDependentLoanAmount
9430000
us-gaap Financing Receivable Modifications Post Modification Recorded Investment2
FinancingReceivableModificationsPostModificationRecordedInvestment2
0
CY2023Q3 us-gaap Financing Receivable Modifications Post Modification Recorded Investment2
FinancingReceivableModificationsPostModificationRecordedInvestment2
0
CY2024Q3 us-gaap Financing Receivable Modifications Post Modification Recorded Investment2
FinancingReceivableModificationsPostModificationRecordedInvestment2
0
CY2024Q3 us-gaap Defined Contribution Plan Employer Discretionary Contribution Amount
DefinedContributionPlanEmployerDiscretionaryContributionAmount
626000
CY2023Q3 us-gaap Defined Contribution Plan Employer Discretionary Contribution Amount
DefinedContributionPlanEmployerDiscretionaryContributionAmount
559000
us-gaap Defined Contribution Plan Employer Discretionary Contribution Amount
DefinedContributionPlanEmployerDiscretionaryContributionAmount
2000000.0
us-gaap Defined Contribution Plan Employer Discretionary Contribution Amount
DefinedContributionPlanEmployerDiscretionaryContributionAmount
1500000
CY2024Q3 us-gaap Employee Stock Ownership Plan Esop Number Of Allocated Shares
EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares
0
CY2023Q4 us-gaap Employee Stock Ownership Plan Esop Number Of Allocated Shares
EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares
0
CY2024Q3 us-gaap Employee Stock Ownership Plan Esop Number Of Committed To Be Released Shares
EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares
127766
CY2024Q3 us-gaap Employee Stock Ownership Plan Esop Number Of Suspense Shares
EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares
3288692
CY2023Q4 us-gaap Employee Stock Ownership Plan Esop Number Of Suspense Shares
EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares
1000000
CY2024Q3 us-gaap Employee Stock Ownership Plan Esop Shares In Esop
EmployeeStockOwnershipPlanESOPSharesInESOP
3416458
CY2023Q4 us-gaap Employee Stock Ownership Plan Esop Shares In Esop
EmployeeStockOwnershipPlanESOPSharesInESOP
1000000
CY2024Q3 us-gaap Employee Stock Ownership Plan Esop Deferred Shares Fair Value
EmployeeStockOwnershipPlanESOPDeferredSharesFairValue
61038000
CY2023Q4 us-gaap Employee Stock Ownership Plan Esop Deferred Shares Fair Value
EmployeeStockOwnershipPlanESOPDeferredSharesFairValue
13400000
us-gaap Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases
0
CY2023Q3 us-gaap Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases
0
us-gaap Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases
0
CY2024Q3 us-gaap Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases
FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases
0
CY2024Q3 us-gaap Fair Value Disclosure Offbalance Sheet Risks Amount Liability
FairValueDisclosureOffbalanceSheetRisksAmountLiability
1047377000
CY2023Q4 us-gaap Fair Value Disclosure Offbalance Sheet Risks Amount Liability
FairValueDisclosureOffbalanceSheetRisksAmountLiability
1120402000
CY2024Q3 us-gaap Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal
OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal
-2400000
us-gaap Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal
OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal
-2600000
us-gaap Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal
OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal
86000
CY2024Q3 nbbk Number Of Last Of Layer Hedges Previously Entered
NumberOfLastOfLayerHedgesPreviouslyEntered
2
CY2021Q3 nbbk Payments For Termination Of Hedge
PaymentsForTerminationOfHedge
2200000
CY2024Q3 nbbk Unamortized Amount Of Cost Basis Adjustment For Termination Of Layer Hedges
UnamortizedAmountOfCostBasisAdjustmentForTerminationOfLayerHedges
949000
CY2023Q4 nbbk Unamortized Amount Of Cost Basis Adjustment For Termination Of Layer Hedges
UnamortizedAmountOfCostBasisAdjustmentForTerminationOfLayerHedges
1000000.0
CY2024Q3 us-gaap Derivative Cost Of Hedge
DerivativeCostOfHedge
31000
CY2023Q3 us-gaap Derivative Cost Of Hedge
DerivativeCostOfHedge
41000
us-gaap Derivative Cost Of Hedge
DerivativeCostOfHedge
81000
us-gaap Derivative Cost Of Hedge
DerivativeCostOfHedge
113000
CY2024Q3 nbbk Number Of Agreements Held
NumberOfAgreementsHeld
1
CY2024Q3 nbbk Swap Contract Fees Net Of Brokerage Costs
SwapContractFeesNetOfBrokerageCosts
375000
CY2023Q3 nbbk Swap Contract Fees Net Of Brokerage Costs
SwapContractFeesNetOfBrokerageCosts
950000000000
nbbk Swap Contract Fees Net Of Brokerage Costs
SwapContractFeesNetOfBrokerageCosts
1100000
nbbk Swap Contract Fees Net Of Brokerage Costs
SwapContractFeesNetOfBrokerageCosts
2100000
CY2024Q3 nbbk Collateral Deposit Accounts Require To Maintain To Mitigate Counterparty Default Risk
CollateralDepositAccountsRequireToMaintainToMitigateCounterpartyDefaultRisk
9100000
CY2023Q4 nbbk Collateral Deposit Accounts Require To Maintain To Mitigate Counterparty Default Risk
CollateralDepositAccountsRequireToMaintainToMitigateCounterpartyDefaultRisk
9100000
CY2024Q3 us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax
7274000
CY2024Q3 us-gaap Other Comprehensive Income Loss Available For Sale Securities Before Reclassification Adjustments Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesBeforeReclassificationAdjustmentsTax
1957000
CY2024Q3 us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments Net Of Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax
5317000
CY2023Q3 us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax
381000
CY2023Q3 us-gaap Other Comprehensive Income Loss Available For Sale Securities Before Reclassification Adjustments Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesBeforeReclassificationAdjustmentsTax
95000
CY2023Q3 us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments Net Of Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax
286000
CY2024Q3 us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax
-1868000
CY2024Q3 us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax
-542000
CY2024Q3 us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax
-1326000
CY2024Q3 us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax
5406000
CY2024Q3 us-gaap Other Comprehensive Income Loss Available For Sale Securities Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax
1415000
CY2024Q3 us-gaap Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent
3991000
CY2023Q3 us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax
381000
CY2023Q3 us-gaap Other Comprehensive Income Loss Available For Sale Securities Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax
95000
CY2023Q3 us-gaap Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent
286000
CY2023Q3 us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax
-33000
CY2023Q3 us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax
-8000
CY2023Q3 us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax
-25000
CY2023Q3 us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Before Tax Parent
OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTaxParent
-33000
CY2023Q3 us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax
8000
CY2023Q3 us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent
OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent
-25000
CY2024Q3 us-gaap Other Comprehensive Income Loss Before Tax
OtherComprehensiveIncomeLossBeforeTax
5406000
CY2024Q3 us-gaap Other Comprehensive Income Loss Tax
OtherComprehensiveIncomeLossTax
1415000
CY2024Q3 us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
3991000
CY2023Q3 us-gaap Other Comprehensive Income Loss Before Tax
OtherComprehensiveIncomeLossBeforeTax
348000
CY2023Q3 us-gaap Other Comprehensive Income Loss Tax
OtherComprehensiveIncomeLossTax
87000
CY2023Q3 us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
261000
us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax
8309000
us-gaap Other Comprehensive Income Loss Available For Sale Securities Before Reclassification Adjustments Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesBeforeReclassificationAdjustmentsTax
2231000
us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments Net Of Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax
6078000
us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax
731000
us-gaap Other Comprehensive Income Loss Available For Sale Securities Before Reclassification Adjustments Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesBeforeReclassificationAdjustmentsTax
183000
us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments Net Of Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax
548000
us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax
-1868000
us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax
-543000
us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax
-1325000
us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax
6441000
us-gaap Other Comprehensive Income Loss Available For Sale Securities Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax
1688000
us-gaap Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent
4753000
us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax
731000
us-gaap Other Comprehensive Income Loss Available For Sale Securities Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax
183000
us-gaap Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent
548000
us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax
-318000
us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax
-80000
us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax
-238000
us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Before Tax Parent
OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTaxParent
-318000
us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax
80000
us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent
OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent
-238000
us-gaap Other Comprehensive Income Loss Before Tax
OtherComprehensiveIncomeLossBeforeTax
6441000
us-gaap Other Comprehensive Income Loss Tax
OtherComprehensiveIncomeLossTax
1688000
us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
4753000
us-gaap Other Comprehensive Income Loss Before Tax
OtherComprehensiveIncomeLossBeforeTax
413000
us-gaap Other Comprehensive Income Loss Tax
OtherComprehensiveIncomeLossTax
103000
us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
310000
CY2024Q3 us-gaap Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax
AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
-6175000
CY2023Q4 us-gaap Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax
AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
-10928000
CY2024Q3 us-gaap Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax
AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax
969000
CY2023Q4 us-gaap Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax
AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax
969000
CY2024Q3 us-gaap Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
-7144000
CY2023Q4 us-gaap Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
-11897000
CY2023Q4 us-gaap Tier One Leverage Capital To Average Assets
TierOneLeverageCapitalToAverageAssets
0.136
CY2024Q3 us-gaap Capital
Capital
794812000
CY2024Q3 us-gaap Capital To Risk Weighted Assets
CapitalToRiskWeightedAssets
0.171
CY2024Q3 us-gaap Capital Required For Capital Adequacy
CapitalRequiredForCapitalAdequacy
371945000
CY2024Q3 us-gaap Capital Required For Capital Adequacy To Risk Weighted Assets
CapitalRequiredForCapitalAdequacyToRiskWeightedAssets
0.080
CY2024Q3 us-gaap Capital Required To Be Well Capitalized
CapitalRequiredToBeWellCapitalized
464931000
CY2024Q3 us-gaap Capital Required To Be Well Capitalized To Risk Weighted Assets
CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets
0.100
CY2024Q3 us-gaap Tier One Risk Based Capital
TierOneRiskBasedCapital
753790000
CY2024Q3 us-gaap Tier One Risk Based Capital To Risk Weighted Assets
TierOneRiskBasedCapitalToRiskWeightedAssets
0.162
CY2024Q3 us-gaap Tier One Risk Based Capital Required For Capital Adequacy
TierOneRiskBasedCapitalRequiredForCapitalAdequacy
278958000
CY2024Q3 us-gaap Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets
TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets
0.060
CY2024Q3 us-gaap Tier One Risk Based Capital Required To Be Well Capitalized
TierOneRiskBasedCapitalRequiredToBeWellCapitalized
371945000
CY2024Q3 us-gaap Tier One Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets
TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets
0.080
CY2024Q3 us-gaap Common Equity Tier One Capital
CommonEquityTierOneCapital
753790000
CY2024Q3 us-gaap Common Equity Tier One Capital Ratio
CommonEquityTierOneCapitalRatio
0.162
CY2024Q3 us-gaap Common Equity Tier One Capital Required For Capital Adequacy
CommonEquityTierOneCapitalRequiredForCapitalAdequacy
209219000
CY2024Q3 us-gaap Banking Regulation Common Equity Tier One Risk Based Capital Ratio Capital Adequacy Minimum
BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioCapitalAdequacyMinimum
0.045
CY2024Q3 us-gaap Common Equity Tier One Capital Required To Be Well Capitalized
CommonEquityTierOneCapitalRequiredToBeWellCapitalized
302205000
CY2024Q3 us-gaap Banking Regulation Common Equity Tier One Risk Based Capital Ratio Well Capitalized Minimum
BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioWellCapitalizedMinimum
0.065
CY2024Q3 us-gaap Tier One Leverage Capital
TierOneLeverageCapital
753790000
CY2024Q3 us-gaap Tier One Leverage Capital To Average Assets
TierOneLeverageCapitalToAverageAssets
0.154
CY2024Q3 us-gaap Tier One Leverage Capital Required For Capital Adequacy
TierOneLeverageCapitalRequiredForCapitalAdequacy
196221000
CY2024Q3 us-gaap Tier One Leverage Capital Required For Capital Adequacy To Average Assets
TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets
0.040
CY2024Q3 us-gaap Tier One Leverage Capital Required To Be Well Capitalized
TierOneLeverageCapitalRequiredToBeWellCapitalized
245277000
CY2024Q3 us-gaap Tier One Leverage Capital Required To Be Well Capitalized To Average Assets
TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets
0.050
us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
0
CY2023Q3 us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
0
us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
0
CY2024Q3 us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
0
CY2024Q3 us-gaap Net Income Loss
NetIncomeLoss
8383000
us-gaap Net Income Loss
NetIncomeLoss
26537000
CY2024Q3 us-gaap Weighted Average Number Of Shares Issued Basic
WeightedAverageNumberOfSharesIssuedBasic
42705729
us-gaap Weighted Average Number Of Shares Issued Basic
WeightedAverageNumberOfSharesIssuedBasic
42705729
CY2024Q3 us-gaap Weighted Average Number Of Shares Employee Stock Ownership Plan Shares Not Committed To Be Released
WeightedAverageNumberOfSharesEmployeeStockOwnershipPlanSharesNotCommittedToBeReleased
3416458
us-gaap Weighted Average Number Of Shares Employee Stock Ownership Plan Shares Not Committed To Be Released
WeightedAverageNumberOfSharesEmployeeStockOwnershipPlanSharesNotCommittedToBeReleased
3282515
CY2024Q3 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
39289271
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
39423214
CY2024Q3 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
39289271
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
39423214
CY2024Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.21
CY2024Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.21
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.67
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.67
us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
0
CY2023Q3 us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
0
us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
0
CY2024Q3 us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
0
nbbk Investment In Solar Income Tax Credit Project Operating Benefits Loss Period
InvestmentInSolarIncomeTaxCreditProjectOperatingBenefitsLossPeriod
P5Y
CY2024Q3 us-gaap Income Tax Reconciliation Tax Credits Investment
IncomeTaxReconciliationTaxCreditsInvestment
14700000
us-gaap Income Tax Reconciliation Tax Credits Investment
IncomeTaxReconciliationTaxCreditsInvestment
17300000
us-gaap Income Tax Reconciliation Nondeductible Expense Amortization
IncomeTaxReconciliationNondeductibleExpenseAmortization
18000000.0
CY2024Q3 us-gaap Income Tax Reconciliation Nondeductible Expense Amortization
IncomeTaxReconciliationNondeductibleExpenseAmortization
18000000.0
us-gaap Income Tax Reconciliation Tax Credits Investment
IncomeTaxReconciliationTaxCreditsInvestment
0
CY2023Q3 us-gaap Income Tax Reconciliation Tax Credits Investment
IncomeTaxReconciliationTaxCreditsInvestment
0
CY2023Q3 us-gaap Income Tax Reconciliation Nondeductible Expense Amortization
IncomeTaxReconciliationNondeductibleExpenseAmortization
341000
us-gaap Income Tax Reconciliation Nondeductible Expense Amortization
IncomeTaxReconciliationNondeductibleExpenseAmortization
1000000.0
CY2024Q3 nbbk Solar Income Tax Credit Projects Carrying Value
SolarIncomeTaxCreditProjectsCarryingValue
731000
CY2023Q4 nbbk Solar Income Tax Credit Projects Carrying Value
SolarIncomeTaxCreditProjectsCarryingValue
10200000
CY2024Q3 nbbk Solar Income Tax Credit Projects Liabilities
SolarIncomeTaxCreditProjectsLiabilities
5600000
CY2023Q4 nbbk Solar Income Tax Credit Projects Liabilities
SolarIncomeTaxCreditProjectsLiabilities
0
CY2024Q3 nbbk Percentage Of Solar Income Tax Credit Projects Expected Remaining Obligation Funded
PercentageOfSolarIncomeTaxCreditProjectsExpectedRemainingObligationFunded
1
CY2024Q3 ecd Rule10b51 Arr Adopted Flag
Rule10b51ArrAdoptedFlag
false
CY2024Q3 ecd Non Rule10b51 Arr Adopted Flag
NonRule10b51ArrAdoptedFlag
false
CY2024Q3 ecd Rule10b51 Arr Trmntd Flag
Rule10b51ArrTrmntdFlag
false
CY2024Q3 ecd Non Rule10b51 Arr Trmntd Flag
NonRule10b51ArrTrmntdFlag
false

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