New Accounting Standards (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended		12 Months Ended
		Jun. 30, 2021		Jun. 30, 2021		Dec. 31, 2020		Mar. 31, 2021	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019
New Accounting Standards [Abstract]
Increase in allowance for credit losses		$ 0		$ 0
Amortized cost basis of PCD assets, adjusted amount				134
Loans [Abstract]
Loans	[1]					$ 2,733,678
Loans		2,814,559		2,814,559
Allowance for credit losses						(35,429)	[1]	$ (46,755)	$ (34,500)	$ (32,495)
Allowance for credit losses		(45,926)	[1]	(45,926)	[1]						$ (26,148)
Net Loans						2,698,249
Net Loans		2,768,633		2,768,633
Total Assets		4,461,272		4,461,272		4,204,013
Liabilities and shareholder's equity [Abstract]
Total Liabilities		4,065,298		4,065,298		3,814,491
Retained earnings		55,101		55,101		40,145
Total shareholders' equity		395,974		395,974		389,522		387,329	355,123	335,618	350,169
Total Liabilities and Shareholders' Equity		4,461,272		4,461,272		4,204,013
Commercial [Member]
New Accounting Standards [Abstract]
Amortized cost basis of PCD assets, adjusted amount				95
Loans [Abstract]
Loans	[1]					1,242,415
Loans		1,244,547		1,244,547
Allowance for credit losses						(7,401)	[1]	(9,530)	(8,731)	(10,212)
Allowance for credit losses		(9,094)		(9,094)							(7,922)
Mortgage [Member]
New Accounting Standards [Abstract]
Amortized cost basis of PCD assets, adjusted amount				18
Loans [Abstract]
Loans	[1]					1,015,926
Loans	[2]	1,045,108		1,045,108
Allowance for credit losses						(6,998)	[1]	(18,448)	(7,261)	(7,416)
Allowance for credit losses		(18,933)		(18,933)							(8,216)
Installment [Member]
New Accounting Standards [Abstract]
Amortized cost basis of PCD assets, adjusted amount				21
Loans [Abstract]
Loans	[1]					475,337
Loans	[2]	524,904		524,904
Allowance for credit losses						(1,112)	[1]	$ (3,979)	$ (1,217)	$ (1,258)
Allowance for credit losses		$ (3,701)		$ (3,701)							$ (1,283)
ASU 2016-13 [Member]
New Accounting Standards [Abstract]
Allowance for loan losses forecast period				1 year
Increase in allowance for credit losses						11,700
Amortized cost basis of PCD assets, adjusted amount						130
Remaining noncredit discount, amount						340
ASU 2016-13 [Member] | Unfunded Loan Commitments [Member]
New Accounting Standards [Abstract]
Increase in allowance for credit losses						1,500
ASU 2016-13 [Member] | As Reported [Member]
Loans [Abstract]
Loans						2,733,812
Allowance for credit losses						(47,137)
Net Loans						2,686,675
Deferred tax assets	[3]					65,196
Total Assets						4,195,179
Liabilities and shareholder's equity [Abstract]
Allowance for credit losses on unfunded lending commitments	[4]					3,274
Total Liabilities						3,815,960
Retained earnings						29,842
Total shareholders' equity						379,219
Total Liabilities and Shareholders' Equity						4,195,179
ASU 2016-13 [Member] | As Reported [Member] | Commercial [Member]
Loans [Abstract]
Loans						1,242,510
ASU 2016-13 [Member] | As Reported [Member] | Mortgage [Member]
Loans [Abstract]
Loans						1,015,944
ASU 2016-13 [Member] | As Reported [Member] | Installment [Member]
Loans [Abstract]
Loans						475,358
ASU 2016-13 [Member] | Impact, Adjustment [Member]
Loans [Abstract]
Loans						134
Allowance for credit losses						(11,708)
Net Loans						(11,574)
Deferred tax assets	[3]					2,740
Total Assets						(8,834)
Liabilities and shareholder's equity [Abstract]
Allowance for credit losses on unfunded lending commitments	[4]					1,469
Total Liabilities						1,469
Retained earnings						(10,303)
Total shareholders' equity						(10,303)
Total Liabilities and Shareholders' Equity						(8,834)
ASU 2016-13 [Member] | Impact, Adjustment [Member] | Commercial [Member]
Loans [Abstract]
Loans						95
ASU 2016-13 [Member] | Impact, Adjustment [Member] | Mortgage [Member]
Loans [Abstract]
Loans						18
ASU 2016-13 [Member] | Impact, Adjustment [Member] | Installment [Member]
Loans [Abstract]
Loans						21
ASU 2016-13 [Member] | Previously Reported [Member]
Loans [Abstract]
Loans						2,733,678
Allowance for credit losses						(35,429)
Net Loans						2,698,249
Deferred tax assets	[3]					62,456
Total Assets						4,204,013
Liabilities and shareholder's equity [Abstract]
Allowance for credit losses on unfunded lending commitments	[4]					1,805
Total Liabilities						3,814,491
Retained earnings						40,145
Total shareholders' equity						389,522
Total Liabilities and Shareholders' Equity						4,204,013
ASU 2016-13 [Member] | Previously Reported [Member] | Commercial [Member]
Loans [Abstract]
Loans						1,242,415
ASU 2016-13 [Member] | Previously Reported [Member] | Mortgage [Member]
Loans [Abstract]
Loans						1,015,926
ASU 2016-13 [Member] | Previously Reported [Member] | Installment [Member]
Loans [Abstract]
Loans						475,337
ASU 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Loans [Abstract]
Allowance for credit losses						(11,574)
Liabilities and shareholder's equity [Abstract]
Retained earnings						10,300
Total shareholders' equity						(10,303)
ASU 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Commercial [Member]
Loans [Abstract]
Allowance for credit losses						(2,551)
ASU 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Mortgage [Member]
Loans [Abstract]
Allowance for credit losses						(12,000)
ASU 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Installment [Member]
Loans [Abstract]
Allowance for credit losses						$ (3,052)

[1] Beginning January 1, 2021, calculation is based on CECL methodology. Prior to January 1, 2021, calculation was based on the probable incurred loss methodology.

[2] Credit scores have been updated within the last twelve months.

[3] Included in Accrued income and other assets in our Condensed Consolidated Statements of Financial Condition.

[4] Included in Accrued expenses and other liabilities in our Condensed Consolidated Statements of Financial Condition.