Fair Value of Financial Instruments - Carrying Amounts and Estimated Fair Values of Selected Financial Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities held-to-maturity	$ 72,923	$ 73,711
Securities available for sale	954,164	826,881
Interest Rate Swap [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swaps	20,508	2,401
Interest rate swaps	28,401	18,407
Collateralized Mortgage Backed Securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities available for sale		454,320
Reported Value Measurement [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and due from banks	172,157	151,754
Loans	6,906,950	6,934,769
FHLB-NY stock	31,066	45,842
Accrued interest receivable	59,018	45,048
Deposits	6,815,261	6,485,342
Borrowed Funds	841,281	1,052,973
Accrued interest payable	12,111	10,034
Reported Value Measurement [Member] | Interest Rate Swap [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swaps	69,013	74,856
Interest rate swaps	28,401	18,407
Reported Value Measurement [Member] | Collateralized Mortgage Backed Securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss	7,855	7,875
Debt Securities, Available-for-Sale	354,344	384,283
Reported Value Measurement [Member] | Other Debt Obligations
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss	65,068	65,836
Debt Securities, Available-for-Sale	520,409	351,074
Estimate of Fair Value Measurement [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and due from banks	172,157	151,754
Loans	6,512,841	6,651,795
FHLB-NY stock	31,066	45,842
Accrued interest receivable	59,018	45,048
Deposits	6,778,657	6,453,978
Borrowed Funds	801,156	1,027,370
Accrued interest payable	12,111	10,034
Estimate of Fair Value Measurement [Member] | Interest Rate Swap [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swaps	69,013	74,856
Interest rate swaps	28,401	18,407
Estimate of Fair Value Measurement [Member] | Collateralized Mortgage Backed Securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss	7,058	6,989
Debt Securities, Available-for-Sale	354,344	384,283
Estimate of Fair Value Measurement [Member] | Other Debt Obligations
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss	58,697	55,561
Debt Securities, Available-for-Sale	520,409	351,074
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and due from banks	172,157	151,754
Deposits	4,503,971	4,959,004
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 1 [Member] | Other Debt Obligations
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-Sale	11,660	11,211
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
FHLB-NY stock	31,066	45,842
Accrued interest receivable	59,018	45,048
Deposits	2,274,686	1,494,974
Borrowed Funds	753,306	976,863
Accrued interest payable	12,111	10,034
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member] | Interest Rate Swap [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swaps	69,013	74,856
Interest rate swaps	28,401	18,407
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member] | Collateralized Mortgage Backed Securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss	7,058	6,989
Debt Securities, Available-for-Sale	354,344	384,283
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member] | Other Debt Obligations
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Available-for-Sale	507,312	338,347
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans	6,512,841	6,651,795
Borrowed Funds	47,850	50,507
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member] | Other Debt Obligations
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss	58,697	55,561
Debt Securities, Available-for-Sale	$ 1,437	$ 1,516