CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018
Cash flows from operating activities:
Net income	$ 3,817	$ 1,682	$ 10,270	$ 5,861
Adjustments to reconcile net income to net cash used in operating activities:
Provision for loan losses	425	450	1,250	975	$ 1,250
Depreciation			368	304
Stock compensation expense			809	1,304
Net amortization:
Securities			359	339
Loans			284	296
Right of use asset			272
Changes in other assets and liabilities:
Accrued interest receivable			696	(1,572)
Other assets			(5,311)	(3,391)
Decrease in operating lease liability			(213)
Accrued expenses and other liabilities			2,778	3,243
Net cash provided by operating activities			11,562	7,359
Cash flows from investing activities:
Net change in loans			(66,270)	(89,211)
Purchases of securities available for sale			(9,918)	(40,844)
Principal repayments on securities available for sale			20,230	18,394
Purchases of securities, restricted			(82)	(220)
Purchase of equity investment without readily determinable fair value				(2,410)
Purchases of premises and equipment			(546)	(374)
Net cash used in investing activities			(56,586)	(114,665)
Cash flows from financing activities:
Net increase in deposits			76,090	103,697
Decrease in secured borrowings			(2)	(6)
Exercise of stock options			50	378
Net cash provided by financing activities			76,138	104,069
Increase (decrease) in cash and cash equivalents			31,114	(3,237)
Cash and cash equivalents at beginning of period			30,562	43,077	43,077
Cash and cash equivalents at end of period	$ 61,676	$ 39,840	61,676	39,840	$ 30,562
Cash paid during the period for:
Interest			2,048	730
Income taxes			3,016	$ 1,955
Noncash transactions:
Recognition of right of use asset on change of accounting principle			$ 3,640