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Carrying amount as of the balance sheet date, net of allowance for doubtful accounts, of account and note receivables due from other than related parties.

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Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amount of accrued but unpaid interest on deposit liabilities.

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The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.

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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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No definition available.

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Amount of short term borrowing where a bank borrows, at the federal funds rate, from another bank.

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Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of long-term debt (with maturities initially due after one year or beyond the operating cycle if longer) identified as Junior Subordinated Notes, which have a lower priority than senior instruments.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes loans held for sale. Excludes loans and leases covered under loss sharing agreements.

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Fair value portion of mortgage loans held-for-sale.

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Amount of assets classified as other.

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FAIR VALUE - Summary of carrying amounts and estimated fair values for financial instruments (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017	Jun. 30, 2017	Dec. 31, 2016
Summary of carrying amounts and estimated fair values for financial instruments
Cash and cash equivalents	$ 58,464	$ 9,502	$ 30,490	$ 62,685
Securities available-for-sale	47,890	53,650
Loans, net	835,544	806,402
Mortgage loans held for sale	35,064	22,940
Correspondent bank stock	3,477	1,555
Accrued interest receivable	2,565	2,421
Other assets	2,049	1,699
Deposits	843,742	816,117
FHLB Topeka Borrowings – fixed rate	75,598	28,563
Subordinated Notes	13,435	13,435
Accrued interest payable	231	197
Carrying Amount
Summary of carrying amounts and estimated fair values for financial instruments
Cash and cash equivalents	58,464	9,502
Securities available-for-sale	47,890	53,650
Loans, net	835,544	806,402
Mortgage loans held for sale	35,064	22,940
Correspondent bank stock	3,477	1,555
Accrued interest receivable	2,565	2,421
Promissory notes, net	2,125	5,792
Other assets	692
Deposits	843,742	816,117
FHLB Topeka Borrowings – fixed rate	75,598	28,563
Accrued interest payable	231	197
2016 Subordinated notes – fixed-to-floating rate \| Carrying Amount
Summary of carrying amounts and estimated fair values for financial instruments
Subordinated Notes	6,560	6,560
2012 Subordinated notes – fixed rate \| Carrying Amount
Summary of carrying amounts and estimated fair values for financial instruments
Subordinated Notes	6,875	6,875
Level 1 \| Estimated Fair Value
Summary of carrying amounts and estimated fair values for financial instruments
Cash and cash equivalents	58,464	9,502
Securities available-for-sale	249	952
Other assets	692
Level 2 \| Estimated Fair Value
Summary of carrying amounts and estimated fair values for financial instruments
Securities available-for-sale	47,641	52,698
Mortgage loans held for sale	35,064	22,940
Accrued interest receivable	2,565	2,421
Deposits	844,474	821,059
FHLB Topeka Borrowings – fixed rate	76,077	29,108
Accrued interest payable	231	197
Level 3 \| Estimated Fair Value
Summary of carrying amounts and estimated fair values for financial instruments
Loans, net	810,863	822,392
Promissory notes, net	2,125	5,792
Level 3 \| 2016 Subordinated notes – fixed-to-floating rate \| Estimated Fair Value
Summary of carrying amounts and estimated fair values for financial instruments
Subordinated Notes	6,662	6,893
Level 3 \| 2012 Subordinated notes – fixed rate \| Estimated Fair Value
Summary of carrying amounts and estimated fair values for financial instruments
Subordinated Notes	$ 6,857	$ 7,129