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Derivative Instruments (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2017 USD ($)
Derivative [Line Items]
Derivative, Notional Amount1	$ 7,234
Derivative Asset Fair Value Gross Asset	52
Derivative Asset, Fair Value, Gross Liability	52
Derivative, Gain (Loss) on Derivative, Net	0
Derivative, Interest Rate Swap, Pay Fixed, Receive Variable [Member]
Derivative [Line Items]
Derivative, Notional Amount1	3,617
Derivative Asset Fair Value Gross Asset	0
Derivative Asset, Fair Value, Gross Liability	52
Derivative, Gain (Loss) on Derivative, Net	189
Derivative, Interest Rate Swap, Pay Variable, Receive Fixed [Member]
Derivative [Line Items]
Derivative, Notional Amount1	3,617
Derivative Asset Fair Value Gross Asset	52
Derivative Asset, Fair Value, Gross Liability	0
Derivative, Gain (Loss) on Derivative, Net	$ (189)

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Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

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Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

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Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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