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Borrowings - Schedule of Borrowings (Details) - USD ($) $ in Thousands		12 Months Ended
	Oct. 07, 2018	Dec. 31, 2018	Dec. 31, 2017
Debt Instrument [Line Items]
Subordinated debenture, Carrying Value		$ 2,640	$ 5,739
Accretion of discount on subordinated debentures		1,025	153
Subordinated debenture
Debt Instrument [Line Items]
Subordinated debenture, Carrying Value		2,640	5,739
Subordinated debenture, Average Balance		$ 5,025	$ 5,664
Borrowings, Average Rate		26.29%	7.65%
Accretion of discount on subordinated debentures	$ 916	$ 1,025	$ 153
Line of Credit | Federal Home Loan Bank Borrowings
Debt Instrument [Line Items]
FHLB overnight borrowings and advances, Carrying Value		0	0
FHLB overnight borrowings and advances, Average Balance		$ 0	$ 0
Borrowings, Average Rate		0.00%	0.00%
Federal Home Loan Bank Borrowings | Line of Credit
Debt Instrument [Line Items]
Short-term Debt		$ 7,000	$ 0
FHLB overnight borrowings and advances, Average Balance		$ 105	$ 1
Borrowings, Average Rate		2.03%	1.75%

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Subordinated Debt, Average Outstanding Amount

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Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

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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.

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Weighted average interest rate of debt outstanding.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Average amount borrowed under the credit facility during the period.

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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.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of subordinated debt (with initial maturities beyond one year or beyond the operating cycle if longer). Subordinated debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets.

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