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Short-term Borrowings (Summary of Various Sources of Short-Term Borrowed Funds) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Short-term Debt [Line Items]
Balance at year end	$ 43,100,000	$ 34,611,000
Federal Funds Purchased [Member]
Short-term Debt [Line Items]
Balance at year end		$ 34,511,000
Weighted average rate at year end	0.00%	1.54%
Maximum month-end balance	$ 35,050,000	$ 41,610,000
Average daily balance during the year	$ 7,049,000	$ 7,961,000
Weighted average rate during the year	2.24%	1.39%
FHLB Short-Term Borrowings [Member]
Short-term Debt [Line Items]
Balance at year end	$ 43,100,000
Weighted average rate at year end	2.74%	0.00%
Maximum month-end balance	$ 43,100,000
Average daily balance during the year	$ 1,784,000
Weighted average rate during the year	2.74%	0.00%

X

- Definition

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(19)(a))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16)(a)(1))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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-Section S99
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-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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- Definition

Weighted average interest rate of short-term debt outstanding calculated at point in time.

+ References

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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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- Definition

For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, average borrowings during the period.

+ References

No definition available.

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- Definition

For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, maximum month-end borrowings during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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