The following table presents information pertaining to the allowance for credit losses by segment (Details) - USD ($) $ in Thousands	Mar. 31, 2023		Dec. 31, 2022		Mar. 31, 2022	Dec. 31, 2021
Financing Receivable, Past Due [Line Items]
Amount of allowance for impaired loans	$ 286
Amount of allowance for non-impaired loans			19,931
Total allowance for loan losses	19,031	[1],[2]	19,931	[1],[3]	$ 19,308	$ 19,787
Impaired loans			13,208
Non-impaired loans			1,970,870
Impaired loans acquired with deteriorated credit quality			5,198
Total loans	2,004,329		1,989,276	[4]
Commercial Real Estate [Member]
Financing Receivable, Past Due [Line Items]
Amount of allowance for impaired loans
Amount of allowance for non-impaired loans			12,199
Total allowance for loan losses	15,425	[2]	12,199		12,294	12,970
Impaired loans			9,178
Non-impaired loans			1,056,886
Impaired loans acquired with deteriorated credit quality			3,259
Total loans	1,079,664		1,069,323
Residential Portfolio Segment [Member]
Financing Receivable, Past Due [Line Items]
Amount of allowance for impaired loans
Amount of allowance for non-impaired loans			4,312
Total allowance for loan losses	1,877	[2]	4,312		4,068	3,964
Impaired loans			3,623
Non-impaired loans			689,776
Impaired loans acquired with deteriorated credit quality			1,661
Total loans	700,898		695,060
Commercial and Industrial Sector [Member]
Financing Receivable, Past Due [Line Items]
Amount of allowance for impaired loans	286
Amount of allowance for non-impaired loans			3,160
Total allowance for loan losses	1,676	[2]	3,160		2,726	2,643
Impaired loans			407
Non-impaired loans			219,163
Impaired loans acquired with deteriorated credit quality			278
Total loans	218,100		219,848
Consumer Loan [Member]
Financing Receivable, Past Due [Line Items]
Amount of allowance for impaired loans
Amount of allowance for non-impaired loans			245
Total allowance for loan losses	53	[2]	245		199	197
Impaired loans
Non-impaired loans			5,045
Impaired loans acquired with deteriorated credit quality
Total loans	5,667		5,045
Unallocated [Member]
Financing Receivable, Past Due [Line Items]
Amount of allowance for impaired loans
Amount of allowance for non-impaired loans			15
Total allowance for loan losses		[2]	15		$ 21	$ 13
Impaired loans
Non-impaired loans
Impaired loans acquired with deteriorated credit quality
Total loans

[1] The Company adopted ASU 2016-13 on January 1, 2023 with a modified retrospective approach. Accordingly, at March 31, 2023, the allowance for credit losses was determined in accordance with ASC 326, “Financial Instruments-Credit Losses.”

[2] The balance of $7.0 million in accrued interest receivable is excluded from amortized cost and the calculation of the allowance for credit losses at March 31, 2023.

[3] Increase to allowance for credit losses on loans of $2,113,000 for PCD loans gross up and a decrease of $931,000 for pooled loans through retained earnings.

[4] Purchase credit deteriorated (“PCD loans”) gross up of cost basis of loans totaled $422,000 for commercial real estate loans and $1,691,000 for commercial and industrial loans.