Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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- Definition

Fair value, after the 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 not subject to a master netting arrangement and not elected to be offset.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 55
-Paragraph 10
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
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-Section 50
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- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

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- Definition

Date the derivative contract matures, in CCYY-MM-DD format.

+ References

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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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- Definition

Number of interest rate derivative instruments held by the entity at the reporting date.

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-Name Accounting Standards Codification
-Topic 815
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Fair Value Measurement - Additional Information (Details) - Designated as Hedging Instrument [Member] - USD ($)	May 31, 2018	Sep. 30, 2018	Dec. 31, 2017	Sep. 30, 2017
Level 2 [Member]
Derivatives Details
Derivative Asset		$ 1,500,000	$ 1,400,000	$ 800,000
Interest Rate Swap May 2018 [Member]
Derivatives Details
Interest rate swap initial notional amount	$ 150,000,000
Maturity date	May 31, 2023
Cash flow hedge fixed rate	2.76%
Number of interest rate swap	2