CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Cash flows from operating activities
Net income	$ 8,009	$ 5,647
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	1,671	2,222
Deferred income tax expense (benefit)	(1,216)	1,806
Stock-based compensation	2,291	1,857
Provision for loan losses	662	180
Net amortization of investment securities	226	178
Stock dividends received on correspondent bank stock	(29)	(136)
Increase in cash surrender value of company-owned life insurance	(377)	(393)
Net gain on mortgage loans sold	(10,585)	(4,560)
Origination of mortgage loans held for sale	(640,575)	(388,348)
Proceeds from mortgage loans sold	616,154	400,865
Gain on sale of securities	(119)
Gain on sale of assets	(183)
Loss on impairment of goodwill	1,572
Net changes in operating assets and liabilities:
Accounts receivable	(746)	1,100
Accrued interest receivable and other assets	173	(1,051)
Accrued interest payable and other liabilities	1,559	(1,567)
Net cash provided by (used in) operating activities	(21,513)	17,800
Activity in available-for-sale securities:
Maturities, prepayments, and calls	9,598	13,040
Sales	7,506
Purchases	(31,063)	(250)
Purchases of correspondent bank stock	(1,286)	(6,609)
Redemption of correspondent bank stock	3,218	5,812
Purchases of premises and equipment	(415)	(714)
Payments received on promissory notes from related parties		3,701
Loan and note receivable originations and principal collections, net	(103,937)	(78,051)
Net cash used in investing activities	(116,379)	(63,071)
Cash flows from financing activities
Net change in deposits	149,026	121,641
Payments on subordinated notes		(6,875)
Proceeds from issuance of common stock, net		34,450
Repurchase of common stock	(743)
Settlement of restricted stock	(110)	(181)
Dividends paid on preferred stock		(1,378)
Redemption of preferred stock Series A-C		(20,783)
Redemption of preferred stock Series D		(4,054)
Redemption costs		(131)
Payments to Federal Home Loan Bank Topeka borrowings	(72,346)	(297,866)
Proceeds from Federal Home Loan Bank Topeka borrowings	67,346	284,303
Net cash provided by financing activities	143,173	109,126
Net change in cash and cash equivalents	5,281	63,855
Cash and cash equivalents, beginning of year	73,357	9,502
Cash and cash equivalents, end of period	78,638	73,357	$ 9,502
Supplemental cash flow information:
Interest paid on deposits and borrowed funds		12,922	$ 8,138
Cash paid for amounts included in the measurement of lease liabilities	5,351
Income tax payment, net of refunds received	2,476	439
Supplemental noncash disclosures:
Lease right-of-use-asset obtained in exchange for lease liabilities	16,580
Reclass of held for sale intangibles net of liabilities	3,436
Adoption of ASU 2018-02 - Reclassification of stranded tax effects	$ 235
Reclass of promissory note to loans		2,091
Available-for-sale reclass of equity securities		703
Reclass of unrealized loss on equity securities		$ 41