CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS’ EQUITY - USD ($) $ in Thousands	Shares of Common Stock	Common Stock and Additional Paid in Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Total
Balance, beginning of period at Dec. 31, 2017		$ 61,981	$ 19,711	$ (292)	$ 81,400
Balance (in shares) at Dec. 31, 2017	6,294,930
Increase (Decrease) in Shareholders' Equity
Net income for period			1,933		1,933
Other comprehensive income
Net unrealized gain on securities available for sale				677	677
Total comprehensive income			1,933	677	2,610
Stock compensation		274			274
Restricted stock award vesting (in shares)	45,630
FFNM acquisition		34,101			34,101
FFNM acquisition (in shares)	2,146,378
Capital raise, net of offering costs		32,524			32,524
Capital raise, net of offering costs (in shares)	2,225,807
Dividend on common stock			(2,042)		(2,042)
Balance, end of period at Jun. 30, 2018		128,880	19,602	385	148,867
Balance (in shares) at Jun. 30, 2018	10,712,745
Balance, beginning of period at Mar. 31, 2018		62,080	20,493	(716)	81,857
Balance (in shares) at Mar. 31, 2018	6,332,560
Increase (Decrease) in Shareholders' Equity
Net income for period			396		396
Other comprehensive income
Net unrealized gain on securities available for sale				1,101	1,101
Total comprehensive income			396	1,101	1,497
Stock compensation		175			175
Restricted stock award vesting (in shares)	8,000
FFNM acquisition		34,101			34,101
FFNM acquisition (in shares)	2,146,378
Capital raise, net of offering costs		32,524			32,524
Capital raise, net of offering costs (in shares)	2,225,807
Dividend on common stock			(1,287)		(1,287)
Balance, end of period at Jun. 30, 2018		128,880	19,602	385	148,867
Balance (in shares) at Jun. 30, 2018	10,712,745
Balance, beginning of period at Dec. 31, 2018		129,066	23,466	(463)	152,069
Balance (in shares) at Dec. 31, 2018	10,712,745
Increase (Decrease) in Shareholders' Equity
Net income for period			6,836		6,836
Other comprehensive income
Net unrealized gain on securities available for sale				1,307	1,307
Total comprehensive income			6,836	1,307	8,143
Stock compensation		196			196
Restricted stock award vesting (in shares)	27,967
Dividend on common stock			(2,568)		(2,568)
Balance, end of period at Jun. 30, 2019		129,262	27,734	844	157,840
Balance (in shares) at Jun. 30, 2019	10,740,712
Balance, beginning of period at Mar. 31, 2019		129,204	25,347	195	154,746
Balance (in shares) at Mar. 31, 2019	10,740,712
Increase (Decrease) in Shareholders' Equity
Net income for period			3,669		3,669
Other comprehensive income
Net unrealized gain on securities available for sale				649	649
Total comprehensive income			3,669	649	4,318
Stock compensation		58			58
Dividend on common stock			(1,282)		(1,282)
Balance, end of period at Jun. 30, 2019		$ 129,262	$ 27,734	$ 844	$ 157,840
Balance (in shares) at Jun. 30, 2019	10,740,712