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Leases (Details Textual) $ in Thousands	3 Months Ended
	Mar. 31, 2019 USD ($)
Lessee Lease Description [Line Items]
Operating leases options to extend	10 years
Operating leases Options to terminate	1 year
Operating lease, right-of-use asset	$ 3,500
Operating lease, liability	3,533
Operating lease, payments	146
Finance leases, interest expense	27
Finance leases, amortization expense	$ 89
Weighted average remaining lease term	7 years 1 month 6 days
Weighted-average discount rate	3.40%
Minimum
Lessee Lease Description [Line Items]
Operating leases remaining lease terms	1 year
Maximum
Lessee Lease Description [Line Items]
Operating leases remaining lease terms	11 years 6 months

X

- Definition

Discount rate used by lessee to determine present value of operating lease and finacing lease payments.

+ References

No definition available.

+ Details

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X

- Definition

Weighted average remaining lease term for operating lease and financing lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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X

- Definition

Amount of interest expense on finance lease liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
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X

- Definition

Amount of amortization expense attributable to right-of-use asset from finance lease.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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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

No definition available.

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X

- Definition

Description of terms and conditions of option to extend lessee's operating lease. Includes, but is not limited to, information about option recognized as part of right-of-use asset and lease liability.

+ References

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-Publisher FASB
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-SubTopic 20
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-Paragraph 3
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-URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918673-209980

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X

- Definition

Description of terms and conditions of option to terminate lessee's operating lease. Includes, but is not limited to, information about option recognized as part of right-of-use asset and lease liability.

+ References

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-Publisher FASB
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-SubTopic 20
-Section 50
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-URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918673-209980

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X

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-SubTopic 20
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X

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease.

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X

- Definition

Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

+ References

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X

- Definition

Amount of lessee's right to use underlying asset under operating lease.

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-SubTopic 20
-Section 45
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