Acquisition PCI Loans Acquired (Details) - USD ($) $ in Thousands		3 Months Ended	9 Months Ended
	Jul. 01, 2025	Sep. 30, 2025	Sep. 30, 2025
Business Combination, Acquired Receivable Purchased with Credit Deterioration [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date		$ (9,020)	$ (9,020)
Enterprise Bancorp, Inc
Business Combination, Acquired Receivable Purchased with Credit Deterioration [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	$ 386,671
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	(9,000)		$ (9,020)
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(10,444)
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	$ 406,135