Debt Instrument, Notice Period Required for Redemption

No definition available.

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- Definition

Debt Instrument, Par Value

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Financial Instruments Subject To Mandatory Redemption, Settlement Terms, Liquidation Value

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Financial Instruments Subject to Mandatory Redemption, Number of Trusts

+ References

No definition available.

+ Details

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Balance Type:	na
Period Type:	instant

- 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.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph e
-URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Details

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- Details

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- Details

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SUBORDINATED DEBENTURES - Narrative (Details) $ / shares in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2018 USD ($) trust $ / shares	Dec. 31, 2017	Jul. 31, 2017 USD ($)	May 31, 2017 USD ($)	Dec. 31, 2015 USD ($)	Jul. 31, 2015 USD ($)
Subordinated Debentures
Debt Instrument [Line Items]
Debenture term	30 years
Subordinated Debentures \| Trust II Debentures
Debt Instrument [Line Items]
Debenture issued	$ 3,093,000
Subordinated Debentures \| Trust II Debentures \| Minimum
Debt Instrument [Line Items]
Notice period required for redemption of debentures	30 days
Subordinated Debentures \| Trust II Debentures \| Maximum
Debt Instrument [Line Items]
Notice period required for redemption of debentures	60 days
Redemption price of debentures as a percentage of principal	100.00%
Subordinated Debentures \| Trust II Debentures \| 3 Month LIBOR
Debt Instrument [Line Items]
Spread on variable rate	3.35%
Subordinated Debentures \| Trust III Debentures
Debt Instrument [Line Items]
Debenture issued	$ 2,062,000
Subordinated Debentures \| Trust III Debentures \| Minimum
Debt Instrument [Line Items]
Notice period required for redemption of debentures	30 days
Subordinated Debentures \| Trust III Debentures \| Maximum
Debt Instrument [Line Items]
Notice period required for redemption of debentures	60 days
Redemption price of debentures as a percentage of principal	100.00%
Subordinated Debentures \| Trust III Debentures \| 3 Month LIBOR
Debt Instrument [Line Items]
Spread on variable rate	1.67%	1.67%
Subordinated Debentures \| DCB Trust I Debentures
Debt Instrument [Line Items]
Debenture issued	$ 5,155,000
Subordinated Debentures \| DCB Trust I Debentures \| Minimum
Debt Instrument [Line Items]
Notice period required for redemption of debentures	30 days
Subordinated Debentures \| DCB Trust I Debentures \| Maximum
Debt Instrument [Line Items]
Notice period required for redemption of debentures	60 days
Redemption price of debentures as a percentage of principal	100.00%
Subordinated Debentures \| DCB Trust I Debentures \| 3 Month LIBOR
Debt Instrument [Line Items]
Spread on variable rate	1.80%
Subordinated Debentures \| Other Debentures Issued in July 2015
Debt Instrument [Line Items]
Notice period required for redemption of debentures	30 days
Redemption price of debentures as a percentage of principal	100.00%
Debenture issued						$ 4,000,000
Subordinated Debentures \| Other Debentures Issued in July 2015 \| Directors and Related Parties
Debt Instrument [Line Items]
Debenture issued				$ 2,000,000		$ 3,000,000
Subordinated Debentures \| Other Subordinated Debentures, 2.50%
Debt Instrument [Line Items]
Debenture issued, par value per instrument issued			$ 500,000
Stated interest rate	25.00%		2.50%
Subordinated Debentures \| Other Subordinated Debentures, 4.00%
Debt Instrument [Line Items]
Debenture issued, par value per instrument issued	$ 500,000
Stated interest rate	4.00%
Subordinated Debentures \| Other Debentures Issued in December 2015
Debt Instrument [Line Items]
Notice period required for redemption of debentures	30 days
Redemption price of debentures as a percentage of principal	100.00%
Debenture issued	$ 3,000,000				$ 5,000,000
Debenture issued, par value per instrument issued	$ 500,000
Subordinated Debentures \| Other Debentures Issued in December 2015 \| Directors and Related Parties
Debt Instrument [Line Items]
Debenture issued					$ 2,500,000
Subordinated Debentures \| Other Debentures Issued in December 2015 \| Minimum
Debt Instrument [Line Items]
Stated interest rate	3.00%
Subordinated Debentures \| Other Debentures Issued in December 2015 \| Maximum
Debt Instrument [Line Items]
Stated interest rate	5.00%
Capital trust pass-through securities
Debt Instrument [Line Items]
Number of trusts \| trust	3
Liquidation value per share (in USD per share) \| $ / shares	$ 1,000