The carrying amount of a life insurance policy on an officer, executive or employee for which the reporting entity (a bank) is entitled to proceeds from the policy upon death of the insured or surrender of the insurance policy.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.10)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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Term of lessor's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=77888428&loc=SL77919359-209981

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums over and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes loans and leases covered under loss sharing agreements.

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Carrying amount of other real estate not covered by loss sharing agreements not separately disclosed, including, but not limited to, real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations that may also be included in real estate owned. Excludes real estate assets taken in settlement of troubled loans through surrender or foreclosure by banks.

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Number of covered call option contracts outstanding

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Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Provisional Income Tax Expense (Benefit)

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Summary Of Significant Accounting Policies (Narrative) (Details) $ in Thousands		3 Months Ended	12 Months Ended
	Jan. 01, 2018 USD ($)	Sep. 30, 2018 USD ($)	Dec. 31, 2018 USD ($) contracts	Dec. 31, 2017 USD ($) contracts
Lease term			7 years
Other real estate owned			$ 24,800	$ 40,600
Bank-owned life insurance			$ 147,900	$ 145,900
Number of covered call option contracts outstanding \| contracts			0	0
Tax Act, provisional tax benefit				$ 7,600
Tax Act, measurement period adjustment, tax benefit		$ 1,200	$ 1,200
Cumulative effect adjustment of stranded tax effects - ASU 2018-02	$ (2,974)
ASU 2016-01
Cumulative effect adjustment from the adoption of ASUs	1,880
ASU 2017-12
Cumulative effect adjustment from the adoption of ASUs	116
Loans	116
Accumulated other comprehensive income (loss)
Cumulative effect adjustment of stranded tax effects - ASU 2018-02	(2,974)
Accumulated other comprehensive income (loss) \| ASU 2016-01
Cumulative effect adjustment from the adoption of ASUs	1,880
Retained earnings
Cumulative effect adjustment of stranded tax effects - ASU 2018-02	2,974
Retained earnings \| ASU 2016-01
Cumulative effect adjustment from the adoption of ASUs	(1,880)
Retained earnings \| ASU 2017-12
Cumulative effect adjustment from the adoption of ASUs	$ 116
Minimum
Tax benefit realized on settlement, percentage			50.00%
Maximum
Finite-lived intangibles, useful life			20 years
Furniture, fixtures and equipment \| Minimum
Premises and equipment, useful lives			2 years
Furniture, fixtures and equipment \| Maximum
Premises and equipment, useful lives			15 years
Software and computer-related equipment \| Minimum
Premises and equipment, useful lives			2 years
Software and computer-related equipment \| Maximum
Premises and equipment, useful lives			5 years
Buildings and improvements \| Minimum
Premises and equipment, useful lives			7 years
Buildings and improvements \| Maximum
Premises and equipment, useful lives			39 years
Land improvements
Premises and equipment, useful lives			15 years