Fair Value of Financial Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Assets [Abstract]
Investment Securities Available-for-Sale	$ 807,732	$ 507,386
Carrying Amount [Member]
Assets [Abstract]
Cash and Cash Equivalents	383,837	294,758
Investment Securities Available-for-Sale	807,732	507,386
Investment Securities Held-to-Maturity	68,933	60,229
Loans & Leases, Net	3,040,730	2,618,015
Accrued Interest Receivable	20,333	16,733
Liabilities [Abstract]
Deposits	4,060,267	3,278,019
Subordinated Debentures	10,310	10,310
Accrued Interest Payable	1,383	2,795
Estimated Fair Value [Member]
Assets [Abstract]
Cash and Cash Equivalents	383,837	294,758
Investment Securities Available-for-Sale	807,732	507,386
Investment Securities Held-to-Maturity	70,049	61,097
Loans & Leases, Net	3,045,911	2,584,805
Accrued Interest Receivable	20,333	16,733
Liabilities [Abstract]
Deposits	4,061,240	3,277,269
Subordinated Debentures	6,888	7,325
Accrued Interest Payable	1,383	2,795
Estimated Fair Value [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Assets [Abstract]
Cash and Cash Equivalents	383,837	294,758
Investment Securities Available-for-Sale	15,470	55,200
Investment Securities Held-to-Maturity	0	0
Loans & Leases, Net	0	0
Accrued Interest Receivable	0	0
Liabilities [Abstract]
Deposits	3,638,400	2,760,097
Subordinated Debentures	0	0
Accrued Interest Payable	0	0
Estimated Fair Value [Member] \| Other Observable Inputs (Level 2) [Member]
Assets [Abstract]
Cash and Cash Equivalents	0	0
Investment Securities Available-for-Sale	792,262	452,186
Investment Securities Held-to-Maturity	26,262	31,253
Loans & Leases, Net	0	0
Accrued Interest Receivable	20,333	16,733
Liabilities [Abstract]
Deposits	0	0
Subordinated Debentures	6,888	7,325
Accrued Interest Payable	1,383	2,795
Estimated Fair Value [Member] \| Significant Unobservable Inputs (Level 3) [Member]
Assets [Abstract]
Cash and Cash Equivalents	0	0
Investment Securities Available-for-Sale	0	0
Investment Securities Held-to-Maturity	43,787	29,844
Loans & Leases, Net	3,045,911	2,584,805
Accrued Interest Receivable	0	0
Liabilities [Abstract]
Deposits	422,840	517,172
Subordinated Debentures	0	0
Accrued Interest Payable	$ 0	$ 0

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Fair value disclosure of accrued interest receivable at the end of period.

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Fair value portion of investment in debt security measured at amortized cost (held-to-maturity).

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Amount 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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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Fair value portion of deposit liabilities held by the entity, including, but not limited to, foreign and domestic, interest and noninterest bearing, demand deposits, saving deposits, negotiable orders of withdrawal (NOW) and time deposits.

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Fair value of subordinated debt obligations including, but not limited to, subordinated loan, subordinated bond, subordinated debenture or junior debt.

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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

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