Note 16 - Emclaire Financial Corp - Condensed Financial Statements, Parent Corporation Only - Condensed Statements of Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Interest and dividend income
Net gains on equity securities	$ 500
Total income	30,962	26,400
Expense:
Interest expense	5,386	4,493
Noninterest expense	23,660	19,635
Net income before income taxes	4,844	6,391
Income tax benefit	633	2,114
Net income	4,211	4,277
Comprehensive income	3,559	4,113
Parent Company [Member]
Interest and dividend income
Dividends from subsidiaries	3,316	3,138
Investment income	10	62
Net gains on equity securities	510	168
Total income	3,836	3,368
Expense:
Interest expense	272	340
Noninterest expense	539	463
Total expense	811	803
Income before income taxes and undistributed subsidiary income	3,025	2,565
Undistributed equity in net income of subsidiary	1,125	1,529
Net income before income taxes	4,150	4,094
Income tax benefit	(61)	(183)
Net income	4,211	4,277
Comprehensive income	$ 3,559	$ 4,113