Allowance for Credit Losses (Note Restructurings During Period) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) loans	Dec. 31, 2020 USD ($) loans	Dec. 31, 2019 USD ($) loans
Non-PCD Loans
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans	454
Financing Receivable, Modifications, Post-Modification Recorded Investment | $	$ 63,564
Non-PCI Loans
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans		599	505
Financing Receivable, Modifications, Post-Modification Recorded Investment | $		$ 92,688	$ 52,169
Principal Forgiveness [Member] | Non-PCD Loans
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans	20
Financing Receivable, Modifications, Post-Modification Recorded Investment | $	$ 18,144
Principal Forgiveness [Member] | Non-PCD Loans | Commercial
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans	19
Financing Receivable, Modifications, Post-Modification Recorded Investment | $	$ 17,847
Principal Forgiveness [Member] | Non-PCD Loans | Consumer
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans	1
Financing Receivable, Modifications, Post-Modification Recorded Investment | $	$ 297
Principal Forgiveness [Member] | Non-PCI Loans
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans		37	18
Financing Receivable, Modifications, Post-Modification Recorded Investment | $		$ 32,314	$ 5,613
Principal Forgiveness [Member] | Non-PCI Loans | Commercial
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans		31	11
Financing Receivable, Modifications, Post-Modification Recorded Investment | $		$ 28,145	$ 1,595
Principal Forgiveness [Member] | Non-PCI Loans | Consumer
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans		6	7
Financing Receivable, Modifications, Post-Modification Recorded Investment | $		$ 4,169	$ 4,018
Extended Maturity [Member] | Non-PCD Loans
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans	129
Financing Receivable, Modifications, Post-Modification Recorded Investment | $	$ 15,520
Extended Maturity [Member] | Non-PCD Loans | Commercial
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans	23
Financing Receivable, Modifications, Post-Modification Recorded Investment | $	$ 6,717
Extended Maturity [Member] | Non-PCD Loans | Consumer
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans	106
Financing Receivable, Modifications, Post-Modification Recorded Investment | $	$ 8,803
Extended Maturity [Member] | Non-PCI Loans
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans		92	18
Financing Receivable, Modifications, Post-Modification Recorded Investment | $		$ 11,133	$ 4,246
Extended Maturity [Member] | Non-PCI Loans | Commercial
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans		26	16
Financing Receivable, Modifications, Post-Modification Recorded Investment | $		$ 5,444	$ 3,904
Extended Maturity [Member] | Non-PCI Loans | Consumer
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans		66	2
Financing Receivable, Modifications, Post-Modification Recorded Investment | $		$ 5,689	$ 342
Interest Rate Below Market Reduction [Member] | Non-PCD Loans
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans	177
Financing Receivable, Modifications, Post-Modification Recorded Investment | $	$ 20,270
Interest Rate Below Market Reduction [Member] | Non-PCD Loans | Commercial
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans	97
Financing Receivable, Modifications, Post-Modification Recorded Investment | $	$ 17,082
Interest Rate Below Market Reduction [Member] | Non-PCD Loans | Consumer
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans	80
Financing Receivable, Modifications, Post-Modification Recorded Investment | $	$ 3,188
Interest Rate Below Market Reduction [Member] | Non-PCI Loans
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans		254	266
Financing Receivable, Modifications, Post-Modification Recorded Investment | $		$ 39,944	$ 26,390
Interest Rate Below Market Reduction [Member] | Non-PCI Loans | Commercial
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans		98	90
Financing Receivable, Modifications, Post-Modification Recorded Investment | $		$ 33,870	$ 13,932
Interest Rate Below Market Reduction [Member] | Non-PCI Loans | Consumer
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans		156	176
Financing Receivable, Modifications, Post-Modification Recorded Investment | $		$ 6,074	$ 12,458
Discharge of Debt [Member] | Non-PCD Loans
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans	128
Financing Receivable, Modifications, Post-Modification Recorded Investment | $	$ 9,630
Discharge of Debt [Member] | Non-PCD Loans | Commercial
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans	32
Financing Receivable, Modifications, Post-Modification Recorded Investment | $	$ 5,955
Discharge of Debt [Member] | Non-PCD Loans | Consumer
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans	96
Financing Receivable, Modifications, Post-Modification Recorded Investment | $	$ 3,675
Discharge of Debt [Member] | Non-PCI Loans
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans		216	203
Financing Receivable, Modifications, Post-Modification Recorded Investment | $		$ 9,297	$ 15,920
Discharge of Debt [Member] | Non-PCI Loans | Commercial
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans		30	25
Financing Receivable, Modifications, Post-Modification Recorded Investment | $		$ 1,168	$ 5,571
Discharge of Debt [Member] | Non-PCI Loans | Consumer
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts | loans		186	178
Financing Receivable, Modifications, Post-Modification Recorded Investment | $		$ 8,129	$ 10,349