Borrowings - Schedule of Borrowed Funds FHLBNY and FRBNY and Correspondent Bank Advances Maturity and Call Date (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Line Of Credit Facility [Line Items]
2023		$ 178,375
2024	$ 363,321	50,000
2025	50,000	50,000
2027	212,000	183,000
2028	9,100
Thereafter	50,000	50,000
Total	684,421	517,375
2023		178,375
2024	363,321	50,000
2025	50,000	50,000
2027	212,000	183,000
2028	9,100
Thereafter	50,000	50,000
Total	$ 684,421	$ 517,375
2023		4.32%
2024	4.55%	4.75%
2025	4.41%	4.41%
2027	3.44%	3.25%
2028	3.84%
Thereafter	3.35%	3.35%
Total	4.10%	3.90%
FHLBNY
Line Of Credit Facility [Line Items]
Overnight line of credit advance		$ 6,000
Overnight line of credit advance		$ 6,000
Overnight advances		4.61%