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Securities (Schedule of Securities Available-for-Sale) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	$ 1,869,198	$ 1,172,175
Gross Unrealized Gains	36,068	46,003
Gross Unrealized Losses	(15,649)	(326)
Fair Value	1,889,617	1,217,852
Obligations of State and Political Subdivisions
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	896,048	548,273
Gross Unrealized Gains	31,138	33,077
Gross Unrealized Losses	(1,480)	(103)
Fair Value	925,706	581,247
MBS/CMO
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	797,693	535,526
Gross Unrealized Gains	4,738	12,806
Gross Unrealized Losses	(10,481)	(25)
Fair Value	791,950	548,307
US Gov’t Sponsored Entities & Agencies
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	175,457	88,376
Gross Unrealized Gains	192	120
Gross Unrealized Losses	(3,688)	(198)
Fair Value	$ 171,961	$ 88,298

X

- Definition

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

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+ References

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+ References

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-Publisher FASB
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Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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